Ancient world :
Ordered chronologically •
Theodore Tiron (died 306), Byzantine martyr and Warrior Saint •
Theodore Stratelates (died 319), Byzantine martyr and Warrior Saint •
Theodore of Mopsuestia (c. 350 – 428), Byzantine bishop •
Theodore of Enaton, 5th-century Syrian Christian monk •
Theodore of Pherme, 4th-century Egyptian Christian monk •
Theodore of Tarsus (602–690), Archbishop of Canterbury •
Theodore (brother of Heraclius) (), Byzantine general •
Theodore (prefect of Egypt) (), Byzantine general •
Theodore Trithyrius (died 636), Byzantine treasurer and military commander •
Pope Theodore I, Pope from 642 to 649 •
Theodore I Calliopas, Exarch of Ravenna (643 – c. 645 and 653 – before 666) •
Theodore Abu Qurrah (c. 750 – c. 823), Christian Arab theologian •
Theodore the Studite (759–826), Byzantine Greek monk and abbot •
Pope Theodore II (840–897), Pope in 897 •
Theodore Gabras, 11th-century Byzantine military leader and martyr •
Theodore Prodromos (c. 1100 – c. 1165), Byzantine writer and poet •
Theodore Balsamon, 12th-century Eastern Orthodox Patriarch of Antioch •
Theodore I Laskaris (c. 1174 – c. 1222), first Emperor of Nicaea •
Theodore Komnenos Doukas (died c. 1253), Emperor of Thessalonica •
Theodore II Laskaris (c. 1222 – 1258), Emperor of Nicaea •
Theodore Metochites (1270–1332), Byzantine statesman, author and philosopher •
Theodore Svetoslav of Bulgaria, Tsar of Bulgaria from 1300 to 1322 •
Theodore I Palaiologos (c. 1355 – 1407), Byzantine despot •
Theodore Kantakouzenos (died 1410), Byzantine nobleman •
Theodore II Palaiologos (c. 1396 – 1448), Byzantine despot
Modern world :
Ordered by last name, where available; otherwise chronologically •
Theodore I of Corsica (1694–1756), German adventurer who was briefly King of Corsica •
Pope Theodoros II of Alexandria (born 1952), leader of the Coptic Orthodox Church of Alexandria •
Patriarch Theodore II of Alexandria (born 1954), Eastern Orthodox Patriarch of Alexandria and all Africa •
Theodore Fred Abel (1896–1988), American sociology professor •
Theodore Abrahamson (1900–1978), member of the Wisconsin State Assembly •
Theodore C. Achilles (1905–1986), American diplomat •
Theodore Kwami Adzoe, Ghanaian Supreme Court Judge •
Theodore Agnew (born 1961), British businessman, Baron Agnew of Oulton, life peer, and Minister of State •
Ted Ainley (1903–1968), British trade union leader and communist activist •
Theodore Albrecht (born 1945), American music historian •
Theodore C. Almquist (1941–2010), United States Air Force general •
Theodore Anderson (1878–1926), Australian cricketer •
Theodore Wilbur Anderson (1918–2016), American mathematician and statistician •
Theodore Angelopoulos (born 1943), Greek shipping and steel magnate •
Theodore Annemann (1907–1942), American professional magician •
Theodore Antoniou (1935–2018), Greek composer and conductor •
Theodore Basil Anuka, Ghanaian politician •
Theodore Aplin (c. 1927–1991), Australian botanist •
T. Frank Appleby (1864–1924), American Republican Party politician •
Theodore Apsevdis, 13th-century Greek painter •
Theodore Aranda (1934–2022), Belizean politician •
Theodore Argles, American journalist •
Theodore Atkinson (1697–1779), American politician, lawyer and militia officer •
Theodore Aylward Sr., English organist •
Theodore Bachenheimer (1923–1944), United States Army officer •
Theodore F. Bagge (1820–1886), American politician •
Theodore Baker (1851–1934), American musicologist •
Theodore Anderson Baldwin (1839–1925), United States Army general •
Theodore Cotillo Barbarossa (1906–1992), American sculptor •
Theodore X. Barber (1927–2005), American hypnosis expert •
Theodore H. Barrett (1834–1900), American Brevet Brigadier General •
Theodore Ward Barrow, American art historian and skateboarder •
S. Theodore Baskaran, Indian film historian •
Theodore Baskin (born 1950), American musician •
Theodore Bathurst, English poet and translator •
Theodore Bauer, West German bobsledder •
Theodore J. Bauer (1909–2005), American physician •
Theodore Beauchaine, American psychologist •
Theodore Beck (1859–1899), British academic •
Theodore Beggs (1859–1940), Australian politician •
Theodore Arlington Bell (1872–1922), American politician •
Theodore Bendix (1862–1935), American composer and musical director •
Theodore Hutson Benedict (1821–1885), American politician •
Theodore Benfey, American politician •
Theodore Bent (1852–1897), British archaeologist and explorer in the Levant, Africa, and Southern Arabia •
Theodore Berlin (1938–1987), American politician •
Theodore H. Berlin (1917–1962), American theoretical physicist •
Theodore Menline Bernstein (1904–1979), American newspaper editor •
Theodore Besterman (1904–1976), Polish-born British researcher, bibliographer, biographer and translator •
Theodore Bestor (1951–2021), American anthropologist •
Theodore Beza (1519–1605), French Protestant theologian and scholar •
Theodore Bibb (1918–2010), American jazz drummer •
Theodore Bibliander (1509–1564), Swiss Orientalist, publisher and linguist •
Theodore Bikel (1924–2015), Austrian-American actor, folksinger, composer and unionist •
Theodore G. Bilbo (1877–1947), American politician •
Theodore A. Bingham (1858–1934), American police commissioner •
Theodore Birkbeck, British Army general •
Theodore Birkett (1918–?), Barbadian cricketer •
Theodore H. Blau (1928–2003), American psychologist •
Theodore Bloomfield (1923–1998), American conductor •
Theodore Davis Boal (1867–1938), American architect and army officer •
Theodore Boborol (born 1979), Filipino film and television director •
Theodore Bodenwein, German-American newspaper publisher and politician •
Theodore Bodra (1917–?), Indian politician •
Theodore Boronovskis (born 1943), Australian Olympic judoka •
Theodore Boyett (1912–1987), American football coach •
Theodore Brameld (1904–1987), American philosopher •
Theodore Brandley (1851–1928), Swiss Mormon missionary •
Theodore M. Brantley (1851–1922), American judge •
Theodore DuBose Bratton (1862–1944), American bishop •
Theodore W. Brazeau (1873–1965), American politician •
Theodore Brenson (1893–1959), American artist •
Theodore Brentano (1854–1940), American judge •
Theodore W. Brevard Jr. (1835–1882), American politician and Confederate Army officer •
Teddy Bridgewater (born 1992), American football player •
Theodore J. van den Broek (1783–1851), Dutch missionary •
Theodore F. Brophy (1923–2020), American businessman and telecommunications professional •
Theodore Bruback (1851–1904), American businessman •
Theodore Bruce (1847–1911), Australian politician •
Theodore Brune, German-American architect •
Theodore Alois Buckley (1825–1856), English classicist and translator •
Theodore Bugas (1924–2022), American politician •
Theodore Holmes Bullock (1915–2005), American neuroscientist •
Theodore Bundy (1946–1989), prolific American serial killer, rapist, kidnapper, and necrophile •
Theodore Weld Burdick (1836–1898), American politician •
Theodore Burr (1771–1822), American inventor and civil engineer •
Theodore Arthur Burrows (1857–1929), Canadian politician •
Theodore Earl Butler (1861–1936), American painter •
Theodore V. Buttrey Jr. (1929–2018), American educator, classicist and numismatist •
Theodore Cable, Indianapolis politician •
Theodore L. Cairns (1914–1994), American chemist •
Theodore Cantor (1809–1860), Danish physician, zoologist and botanist •
Theodore Carpenter (1898–1975), American jazz musician and bandleader •
Theodore Carr (1866–1931), British politician •
Theodore Carstens (1879–1955), American fencer •
Theodore Case (1888–1944), American chemist and inventor •
Theodore S. Case (1832–1900), American businessman, military officer, professor and physician •
Theodore E. Chandler (1894–1945), United States Navy admiral •
Theodore Chanler (1902–1961), American composer •
Theodore S. Chapman (1849–1914), American politician, lawyer and businessman •
Theodore William Chaundy (1889–1966), English mathematician •
Theodore Seio Chihara (born 1929), American mathematician •
Theodore Christianson (1883–1948), American politician •
Theodore Christianson (judge) (1913–1955), American judge •
Theodore Christman, American composer •
Theodore D. Chuang (born 1969), American judge •
Theodore Clapp (1792–1866), American minister •
Theodore Clarke (1860–?), Barbadian cricketer •
Theodore S. Clerk (1909–1965), Ghanaian architect and urban planner •
Theodore S. Coberly (1921–2011), United States Air Force general •
Theodore D. A. Cockerell (1866–1948), American entomologist •
Theodore Cogswell (1918–1987), American writer •
Theodore Colbert III (born 1973), American businessman and engineer •
Theodore B. Comstock (1849–1915), American geologist •
Theodore Edward Coneys (1882–1967), American murderer •
Theodore Conkey (1819–1880), American pioneer and politician •
Theodore Conover (1868–1910), American baseball player •
Theodore Conrad (1910–1994), American architect, preservationist and a leading architectural model maker •
Theodore John Conrad (1949–2021), American fugitive •
Theodore Conrath (1920–1995), American painter and sculptor •
Theodore J. Conway (1909–1990), United States Army four-star general •
Theodore Cooper (1839–1919), American civil engineer •
Theodore Bayard Fletcher Copp (1902–1945), American author •
Theodore James Courant, American mathematician •
Theodore F. Craver Jr., American business executive •
Theodore Criley (1880–1930), American painter •
Theodore G. Croft (1874–1920), American politician •
Theodore Cross (1924–2010), American lawyer •
Theodore E. Cummings (1907–1982), Austrian-born American diplomat •
Theodore Curphey (1897–1986), American coroner •
Ted Curson (1935–2012), American jazz trumpeter •
Theodore Curtis, American politician •
Theodore Czebotar (1915–1996), American painter •
Theodore Dakpogan, Beninese artist •
Theodore Dalrymple (born 1949), English cultural critic and author •
Theodore Dammann, American politician •
Theodore Davie (1852–1898), Canadian politician •
Theodore D. Day (1917–2003), American farmer and politician •
Theodore Low De Vinne (1828–1914), American printer and typographer •
Theodore Debs (1864–1945), American politician •
Theodore Dehon (1776–1817), American bishop •
Theodore C. Delaplane (died 1900), American politician •
Theodore Delevoryas (1929–2017), American paleobotanist •
Theodore Dieckmann (1853–1919), American politician and businessman •
Theodore C. Diers (1880–1942), American actor, politician, and writer •
Theodore Dikanda (born 1966), Swedish wrestler •
Theodore John Dimitry Jr. (1879–1945), Louisiana Creole physician and professor •
Theodore Ayrault Dodge (1842–1909), United States Army officer and author •
Theodore Dollarhide (1948–2014), American composer, conductor and music educator •
Theodore Doxford (1841–1916), British politician •
Theodore S. Drachman (1904–1988), American novelist •
Theodore W. Drake (1907–2000), American cartoonist •
Theodore Drange (born 1934), American philosopher •
Theodore Draper (1912–2006), American historian, social activist and writer •
Theodore Dreiser (1871–1945), American novelist •
Theodore Dunham Jr. (1897–1984), American astronomer and physicist •
Theodore Durrant (c. 1871–1898), American murderer •
Theodore Dury (1854–1932), English cricketer •
Theodore Miller Edison (1898–1992), American inventor •
Theodore L. Eliot Jr. (1928–2019), American diplomat •
Theodore G. Ellyson (1885–1928), first United States Navy officer designated as an aviator •
Theodore von Eltz (1893–1964), American actor •
Theodore N. Ely (1846–1916), American railroad executive •
Theodore Engel (1866–1935), American politician •
Theodore Enslin (1925–2011), American poet •
Theodore Epp (1907–1985), American pastor and radio broadcaster •
Theodore Eustace, Count Palatine of Sulzbach (1659–1732) •
Theodore Tracy Fairchild (1865–1950), American politician •
Theodore A. Farwell (1931–2015), American Nordic combined skier •
Theodore Fawcett (1832–1898), Australian politician •
Theodore Sedgwick Fay (1807–1898), American diplomat •
T. R. Fehrenbach (1925–2013), American historian •
Theodore Pollock Ferguson (1853–1920), American minister •
Theodore B. Fernald, American linguist •
Theodore E. Ferris (1872–1953), American naval architect •
Theodore Henry Adolphus Fielding (1781–1851), English painter •
Theodore Fink (1855–1942), Australian politician •
Theodore J. Flicker (1930–2014), American dramatist •
Theodore Thomson Flynn (1883–1968), Australian zoologist •
Theodore Foley (1913–1974), Roman Catholic priest •
Theodore Fontaine (1941–2021), Canadian community leader and author •
Theodore J. Forstmann (1940–2011), American private equity investor •
Theodore Foster (1752–1828), American politician •
Theodore Fowler (1879–1915), English cricketer •
Theodore Fortescue Fox (1899–1989), British physician and medical editor •
Theodore Frankel (1929–2017), American mathematician •
Theodore Freeman (1930–1964), American aeronautical engineer, test pilot and NASA astronaut •
Theodore Frelinghuysen (1787–1862), American politician •
Theodore Fried (1902–1980), Hungarian artist •
Theodore Friedman (1908–1992), American conservative rabbi •
Theodore Friedmann, American researcher •
Theodore Friend (1931–2020), American historian and novelist •
Theodore Fritz (1851–1922), American politician •
Theodore C. Froemming (1873–1929), American politician •
Theodore Fry (1836–1912), English politician •
Theodore I. Fry (1881–1962), Michigan politician •
Theodore Leslie Futch (1895–1992), United States Army general •
Theodore Fyfe (1875–1945), Scottish architect •
Theodore Galante (born 1963), American architect •
Theodore Gamelin, American mathematician •
Theodore Yale Gardner (1841–1900), Reverend and first pastor of Glenville, Cleveland •
Theodore G. Garfield (1894–1989), American judge •
Theodore Garland Jr. (born 1956), American biologist •
Theodore Garman (1924–1954), English painter •
Theodore J. Garrish (born 1943), American government official •
Theodore Gass, Florida state legislator •
Theodore H. Geballe (1920–2021), American physicist •
Theodore Thurston Geer (1851–1924), 10th Governor of Oregon •
Theodore Gegoux (1850–1931), Canadian artist •
Theodore George, American philosopher •
Théodore Géricault (1791–1824), French Romantic painter •
Theodore E. Gildred (1935–2019), American businessman and diplomat •
Theodore Gill (1837–1914), American zoologist and librarian •
Theodore Gilman (1841–1930), American banker and reform advocate •
Theodore L. Glasser, American academic •
Theodore Gleason (1904–1975), American politician •
Theodore Gleim (born 1933), Canadian politician •
Theodore A. Glynn (1881–1950), American politician •
Theodore Sedgwick Gold (1818–1906), American farmer and schoolteacher •
Theodore W. Goldin (1858–1935), United States Army Medal of Honor recipient •
Theodore Roy Golubic (1928–1998), American artist •
Theodore Goodson III (born 1969), American chemist •
Theodore Gordon (1786–1845), Scottish inspector of army hospitals •
Theodore Goulston (c. 1572–1632), English physician •
Theodore Gourdin (1764–1826), American politician •
Theodore Gray (born 1964), American science author •
Theodore Green (1925–1999), Australian race horse trainer and jockey mentor •
Theodore F. Green (1867–1966), American politician •
Theodore Gregory (1890–1970), British economist •
Theodore W. Greig (1843–1893), American Civil War Medal of Honor recipient •
Theodore Gross (1880–1951), American gymnast •
Theodore Haak, German scholar •
Theodore Hack (1840–1902), Australian politician •
Theodore Hall (1925–1999), American physicist and atomic spy for the Soviet Union •
Theodore N. Haller (1864–1930), American lawyer •
Theodore Hallett (1878–1956), Royal Navy Vice Admiral •
Theodore Hamberg (1819–1854), Swedish missionary •
Theodore Hamm (1825–1903), American brewery executive •
Theodore E. Hancock (1847–1916), American lawyer •
Theodore Hancock (1923–1989), American artist •
Theodore Hantke (1875–1931), Australian cricketer •
Theodore Hardeen (1876–1945), Hungarian-American entertainer •
Theodore Harden, Australian politician •
Theodore Hardy (1863–1918), British military chaplain •
Theodore Harrison (1876–1965), American opera singer •
Theodore Hart (1816–1887), Canadian businessman •
Theodore Haultain (1817–1902), New Zealand politician and botanist •
Theodore Hauman (1808–1878), Belgian violinist and teacher •
Theodore Havemeyer (1839–1897), American businessman •
Theodore Hesburgh (1917–2015), 15th President of the University of Notre Dame •
Theodore Heuck (1830–1877), American architect •
Theodore Hinsdale, American politician •
Theodore H. Hittell (1830–1917), historian, state senator, and writer •
Theodore Holland (1878–1947), British composer and academic •
Theodore Holstein (1915–1985), American theoretical physicist •
Theodore Holtebeck (1883–1963), American politician and businessman •
Theodore Hook, English intellectual and composer •
Theodore Hope (lawyer) (1903–1998), American lawyer •
Theodore Hope (1831–1915), British-born civil servant in the government of India •
Theodore Hoskins (born 1938), American politician •
Theodore Hough (1865–1924), American physiologist •
Theodore van Houten (1962–2016), Dutch program maker, writer and journalist •
Theodore Hoyle (1884–1953), English cricketer •
Theodore Hubback (1872–1942), English cricketer, conservationist and author •
Theodore Hukriede (1878–1945), American politician •
Theodore L. Hullar (born 1935), American university chancellor •
Theodore G. Hunt (1805–1893), American politician •
Theodore A. Hurd (1819–1899), American judge •
Theodore Hyatt (1830–1900), American Civil War Medal of Honor recipient •
Theodore Illion (1898–1984), Canadian travel book writer •
Theodore Isley (1912–2004), Canadian politician •
Theodore Henley Jack (1881–1964), American college president •
Theodore Jacobsen (c. 1724–1772), English merchant and architect •
Theodore Janssen, French-born English financier and member of parliament •
Theodore Jantjies (born 1983), South African actor •
Theodore Jasper (1814–1897), American painter •
T. J. Jemison (1918–2013), American clergyman and civil rights activist •
Theodore G. Jenes Jr. (1930–2023), United States Army general •
Theodore Frelinghuysen Jewell (1844–1932), rear admiral of the United States Navy •
Theodore Joset (1804–1842), Swiss priest •
Theodore Joslin (1890–1944), American politician •
Theodore Judah (1826–1863), American businessman •
Theodore Judson (born 1951), American writer •
Theodore Jurewicz, American painter •
Theodore Just (1886–1937), British middle-distance runner •
Theodore Kaczynski (1942–2023), American letter bomber •
Theodore Kaghan (1912–1989), American dramatist •
Theodore Kanamine (1929–2023), American general officer •
Theodore Kanavas (1961–2017), American politician •
Theodore Kara (1916–1944), American boxer •
Theodore Karamanski, American historian •
Theodore von Kármán (1881–1963), Hungarian-American mathematician, aerospace engineer and physicist •
Theodore Cyrus Karp (1926–2015), American musicologist •
Theodore Kassinger (born 1953), American government official •
Theodore Katsanevas (1947–2021), Greek academic and politician •
Theodore H. Kattouf, American diplomat •
Theodore N. Kaufman (1910–1986), American activist •
Theodore Kaufmann (1814–1896), German-born American painter •
Theodore Kavalliotis (1718–1789), Greek Orthodox priest, teacher and a figure of the Greek Enlightenment •
Theodore Kazanov (born 1973), Metropolitan of the Russian Orthodox Church •
Theodore Keep (1924–2007), American record producer •
Theodore W. Kheel (1914–2010), American lawyer •
Theodore Khoury (1930–2023), Lebanese Catholic theologian •
Theodore "Ted" Nieman Kincannon (1896–1936), American aviator •
T. C. Kingsmill Moore (1893–1979), Irish judge, politician and author •
Theodore Kisiel (1930–2021), American philosopher •
Theodore Kitching (1866–1930), English Salvationist •
Theodore F. Kluttz (1848–1918), American politician •
Theodore Knapstein (1848–1917), American politician •
Theodore Knauth (1885–1962), investment banker, journalist and government official •
T. R. Knight (born 1973), American actor •
Theodore Wesley Koch (1871–1941), American librarian •
Theodore Kodjo Agadzi (1919–2005), Ghanaian politician •
Theodore Koehler (1856–1929), American politician •
Theodoros Kolokotronis (1770–1843), Greek General and pre-eminent leader of the Greek War of Independence (1821–1829) against the Ottoman Empire. •
Theodore Komisarjevsky (1882–1954), Russian-British theatrical director •
Theodore I. Koskoff (1913–1989), American lawyer •
Theodore Kosloff (1882–1956), Russian-American ballet dancer, choreographer and actor •
Theodore L. Kramer (c. 1847–1910), American civil war soldier •
Theodore Kremer (1871–1923), American dramatist •
Theodore Kryzak (died 2022), American politician •
Theodore Ku-DiPietro (born 2002), American soccer player •
Theodore Kuchar (born 1963), American-Ukrainian conductor •
Ted Kulongoski (born 1940), American judge and politician •
Theodore Kuwana (1931–2022), Japanese American chemist •
Theodore Kwasman, American Assyriologist •
Theodore Kyriakou (born 1974), Greek businessman •
Theodore de Laguna (1876–1930), American philosopher •
Theodore Lambrinos (1935–2021), Greek-American operatic baritone •
Theodore Lane (died 1828), English painter and engraver •
Theodore Otto Langerfeldt (1841–1906), German-born American painter •
Theodore K. Lawless (1892–1971), American dermatologist •
Theodore Forbes Leith (1746–1819), Scottish physician •
Theodore de Lemos (1850–1909), American architect •
Theodore Lenzen (1833–1912), Prussian-American architect •
Ted Leonsis (born 1957), American businessman •
Theodore Lettvin (1926–2003), American pianist and conductor •
Theodore Levin (1897–1970), American judge •
Theodore Levin (ethnomusicologist), American ethnomusicologist •
Theodore Levitt (1925–2006), American economist •
Theodore Lidz (1910–2001), American psychiatrist •
Theodore Lightner (1893–1981), American bridge player •
Theodore Link (1850–1923), German-born American architect •
Theodore Lipscomb, American politician •
Theodore Litovitz (1923–2006), American physicist •
Theodore Loblaw (1872–1933), American grocer •
Theodore Lorber (1906–1989), American fencer •
Theodore Lorch (1873–1947), American actor •
Theodore K. Lorenz (1842–1909), German ornithologist •
Theodore J. Lowi (1931–2017), political scientist •
Theodore Lukens (1848–1918), American conservationist and civic leader •
Theodore Lukits (1897–1992), American painter •
Theodore Lumpkin (1919–2020), Tuskegee Airman and United States Air Force officer •
Theodore C. Lyster (1875–1933), United States Army general •
Theodore E. Madey (1937–2008), American surface scientist •
Theodore Maiman (1927–2007), American engineer and physicist, inventor of the laser •
Theodore Major (1908–1999), English artist •
Theodore Makridi (1872–1940), Greek archaeologist •
Theodore Mills Maltbie (1842–1915), American politician •
Theodore Maly (1894–1938), former Roman Catholic priest and Soviet intelligence officer •
Theodore Manaen (1922–2020), Indian politician •
Theodore Augustine Mann (1735–1809), English naturalist, historian and Carthusian monk •
Theodore D. Mann (1922–1994), American politician •
Theodore Mann (1924–2012), American theatre producer and director •
Theodore Marburg (1862–1946), American jurist and diplomat •
Theodore Marier (1912–2001), American classical composer •
Theodore Marshall, Scottish minister •
Theodore Marston (1868–1920), American film director •
Theodore D. Martin (born 1960), United States Army general •
Theodore Martin (1816–1909), Scottish poet, biographer and translator •
Theodore Mascarenhas, Indian prelate of the Catholic Church •
Theodore Mavrogordato (1883–1941), British tennis player •
Theodore Maxwell, 19th-century English doctor and missionary •
Theodore Maynard (1890–1956), English poet literary critic and historian •
Theodore Howard McCaleb (1810–1864), American judge •
Theodore McCall (1911–1969), Australian Anglican bishop •
Theodore McCarrick (1930–2025), defrocked American prelate, former Catholic cardinal and archbishop •
Theodore H. McCrea (1908–1986), suffragan bishop •
Theodore W. McFarling (1929–2024), American politician •
Theodore McKee (born 1947), American judge •
Theodore McKeldin (1900–1974), American politician •
Theodore McLear (1879–1958), American wrestler •
Theodore F. MacManus (c. 1872–1940), American businessman and philanthropist •
Theodore McMillian (1919–2006), American judge •
Theodore McNeal (1905–1982), American politician •
Theodore Luqueer Mead (1852–1936), American naturalist and horticulturalist •
Theodore Meighen (1905–1979), Canadian lawyer and philanthropist •
Theodore Melfi (born 1970), American film director and producer •
Theodore Mendez (1934–1997), English painter •
Theodore W. Metcalfe (1894–1973), American politician •
Theodore Metz (1848–1936), German-born American bandleader and composer •
Theodore Doughty Miller (1835–1897), Baptist preacher •
Theodore Miller (1816–1895), American judge •
Theodore Millon (1928–2014), American psychologist •
Theodore Augustus Mills (1839–1916), American sculptor •
Theodore R. Milton (1915–2010), United States Air Force general •
Theodore L. Minier (1819–1895), American politician •
Theodore B. Mitchell (1890–1983), American entomologist •
Theodore William Moody (1907–1984), Northern Irish historian •
Theodore Mook (born 1953), American cellist •
Theodore Barcroft L. Moonemalle, Ceylonese lawyer •
Theodore Morde (1911–1954), American explorer, journalist and diplomat •
Theodore Morison (1863–1936), British educationalist •
Theodore L. Moritz (1892–1982), American politician •
Theodore Morse (1873–1924), American songwriter •
Theodore Motzkin (1908–1970), Israeli-American mathematician •
Theodore Moustakas, materials physicist •
Theodore T. Munger (1830–1910), American Congregational clergyman and writer •
Theodore W. Myers (1844–1918), American banker and politician •
Theodore "Fats" Navarro (1923–1950), American jazz trumpeter •
Theodore Newcomb (1903–1984), American social psychologist •
Ted Nierenberg (1923–2009), American business executive •
Theodore van der Noot, 8th Marquess of Assche (1818–1889), Belgian courtier and aristocrat •
Theodore W. Noyes (1858–1946), American journalist •
Ted Nugent (born 1948), American rock musician and gun advocate •
Theodore Odrach (1912–1964), Ukrainian (Belarusian) writer •
Theodore Odza (1915–1998), American visual artist •
Theodore H. Okiishi (born 1939), American mechanical engineer •
T. V. Olsen (1932–1993), American author •
Theodore Olson (1940–2024), American lawyer •
Theodore Orji (born 1950), Nigerian politician •
Theodore Osborn (1887–1973), British-born Australian botanist •
Theodore Otis (1810–1873), American politician •
Theodore J. Pahle (1899–1979), American cinematographer •
Theodore Sherman Palmer (1868–1955), American zoologist •
Theodore Braybrooke Panabokke (1909–1989), Sri Lankan Sinhala politician, lawyer, and diplomat •
Theodore Paraskevakos (born 1937), Greek inventor and businessman •
Theodore D. Parsons (1894–1978), American politician •
Theodore S. Parvin, American lawyer •
Theodore S. Peck (1843–1918), United States Army general and Medal of Honor recipient •
Theodore Pell (1878–1967), American tennis player •
Theodore Leighton Pennell (1867–1912), English missionary •
Theodore Duncan Perera, Sri Lankan Sinhala civil servant •
Theodore A. Peyser (1873–1937), American politician •
T. E. R. Phillips (1868–1942), English astronomer •
Theodore Pike (1904–1987), Irish colonial administrator and sports international •
Theodore C. Pilcher (1844–1917), American politician •
Theodore Plucknett (1897–1965), British legal historian •
Theodore M. Pomeroy (1824–1905), American politician •
Theodore L. Poole (1840–1900), American politician •
Theodore Poulakis (1622–1692), Greek painter •
T. F. Powys (1875–1953), British novelist and short-story writer •
Theodore Pratt (1901–1969), American writer •
Theodore Price (c. 1570–1631), Welsh Anglican clergyman and academic •
Theodore Puck (1916–2005), American geneticist •
Theodore K. Rabb (1937–2019), American historian •
Ted Raimi (born 1965), American actor •
Theodore F. Randolph (1826–1883), American politician •
Theodore I. Reese (1873–1931), bishop of the Episcopal Diocese of Southern Ohio •
Theodore Reff, American art historian •
Theodore H. Reverman (1877–1941), American prelate •
Theodore Rigg (1888–1972), New Zealand agricultural chemist and scientific administrator •
Theodore M. Riley (1842–1914), American Anglo-Catholic priest, author, and seminary professor •
Theodore Rinaldo (1944–2000), American charismatic religious leader and convicted child sex offender •
Theodore A. Ripley (1835–1866), American general •
Theodore Ritch (1894–1943), Russian tenor •
Theodore J. Rivlin (1926–2006), American mathematician •
Theodore Goodridge Roberts (1877–1953), Canadian novelist and poet •
Theodore Roberts (1861–1928), American film and stage actor •
Theodore Robinson (1852–1896), American Impressionist painter •
Theodore Roe (1898–1952), American mob boss •
Theodore Roethke (1908–1963), American poet •
Theodore L. Rogers (1880–1940), American politician •
Theodore Romzha (1911–1947), Ukrainian Ruthenian Catholic bishop •
Theodore Roscoe (1906–1992), American writer •
Theodore Rosengarten (born 1944), American historian •
Theodore H. Rowell (1905–1979), American politician •
Theodore Isaac Rubin (1923–2019), American psychiatrist and author •
Theodore Rudzinski (1857–?), American politician •
Theodore Runyon (1822–1896), American soldier, politician and diplomat •
Theodore D. Saar (1918–1981), American politician •
Theodore B. Sachs (1868–1916), American physician •
Theodore J. St. Antoine (born 1929), American lawyer and legal scholar •
Theodore St. John (1906–1956), American screenwriter •
Theodore Saloutos (1910–1980), American historian •
Theodore Salvesen (1863–1942), Scottish soldier and businessman •
Ted Sampley (1946–2009), American POW/MIA activist •
Theodore M. Sanders (1879–1947), American architect •
Theodore R. Sarbin (1911–2005), American psychologist •
Theodore S. Sayre (1837–1916), American businessman and politician •
Theodore Schatzki, American philosopher •
Theodore Schempp (1904–1988), American painter •
Theodore Schick, American philosopher •
Theodore Schroeder (1864–1953), American lawyer •
Theodore Schultz (1902–1998), American economist •
Theodore Schurch (1918–1946), British Nazi collaborator •
Theodore H. Schwartz (born 1965), American medical scientist •
Theodore Schwan (1841–1926), United States Army Medal of Honor recipient •
Theodore Scott-Dabo (1877–1928), American painter •
Theodore Scowden (1815–1881), American architect •
Theodore C. Search (1841–1920), American businessman •
Theodore L. Sendak (1918–1999), American attorney general •
Theodore Shackley (1927–2002), American CIA officer •
Theodore Shapiro (born 1971), American film composer •
Theodore Shapiro (psychiatrist) (born 1932), American psychiatrist •
T. Leslie Shear (1880–1945), American archaeologist •
Theodore P. Shonts (1855–1919), American lawyer and industrialist •
Theodore Shulman (born 1961), American abortion-rights activist •
Theodore Sider, American philosopher •
Theodore Silverstein (1904–2001), American medieval literature scholar •
Theodore Frelinghuysen Singiser (1845–1907), American politician •
Theodore Cressy Skeat (1907–2003), British academic and librarian •
Theodore Slaman (born 1954), American mathematician •
Theodore J. Smayda (1931–2017), American oceanographer •
Theodore Solomons (1870–1947), American explorer •
Theodore J. Sophocleus (1939–2018), American politician •
Theodore Sorensen (1928–2010), American lawyer, writer, and presidential adviser •
Theodore Sougiannis, American economist •
Theodore Souris (1925–2002), American judge •
Theodore Southern, American artist and designer •
Theodore Spandounes, Greek historian •
Theodore I. Spaulding (1913–2002), American politician •
Theodore C. Speliotis (born 1953), American politician •
Theodore Spencer (1902–1949), American poet and academic •
Theodore Spicer-Simson (1871–1959), French sculptor and medallist •
Theodore Spiering (1871–1925), American violinist, conductor and teacher •
Theodore Spyropoulos, Greek archaeologist •
Theodore Stanton (1851–1925), American journalist •
Theodore Stearns (1881–1935), American classical composer •
Theodore Stebbins (born 1938), American art historian •
T. C. Steele (1847–1926), American painter •
Theodore Steinmetz (1880–1951), American musician •
Theodore Stephanides (1896–1983), Greek-British doctor and biologist •
Theodore Stephenson (1856–1928), British Army general •
Ted Stevens, American former Senator from Alaska •
Theodore L. Stiles (1848–1925), American judge •
Theodore Strauss (1912–2009), American writer •
Theodore Streleski (born 1936), American murderer •
Theodore Strong (1863–1928), American politician •
Theodore Strongin (1918–1998), American entomologist •
Theodore G. Stroup (born 1940), United States Army general •
Theodore M. Stuart (1883–1946), American football player and coach •
Theodore K. Stubbs (1847–1911), American politician from Pennsylvania •
Theodore Sturgeon (1918–1985), American science fiction author •
Theodore Summerland (1853–1919), American politician •
Theodore Swann (1886–1955), American industrialist •
Theodore Swanson (1873–1959), American farmer and politician •
Theodore Swetz (born 1953), American actor, educator and theatre director •
Theodore Swinarski (1905–1992), American politician and businessman •
Theodore A. Switzler (1828–1879), American military officer •
Theodore Tannenwald Jr. (1916–1999), judge of the United States Tax Court •
Theodore Tapp (1883–1917), English cricketer and British Army officer •
Ted Te, Filipino lawyer •
Theodore Tengerdi (died 1308), Hungarian bishop •
Theodore Theodoridis (born 1965), Greek football official •
Theodore Thring (1816–1891), English cricketer and barrister •
Theodore Tilton (1835–1907), American newspaper editor, poet and abolitionist •
Theodore Timby (1819–1909), American inventor •
Theodore Tinsley (1894–1979), American writer •
Theodore Trautwein (1920–2000), American judge •
Theodore Trautwein (politician) (1869–1955), hotelier, racehorse owner and politician from New South Wales, Australia •
Theodore Ts'o, American computer scientist, free software developer •
Theodore Turnbull, American politician •
Theodore Tylor (1900–1968), British lawyer and international level chess player •
Theodore Friederick Ulrich (1888–1963), Australian Army officer •
Theodore Unmack (1835–1919), Australian politician •
Theodore Ushev (born 1968), Bulgarian animator and filmmaker •
Theodore Van Kirk (1921–2014), American navigator of the Enola Gay •
Theodore Veale (1892–1980), English Victoria Cross recipient •
Theodore Vigé (1867–?), French lepidopterist •
Theodore H. Von Laue, American historian •
Theodore Wachs (born 1941), American psychologist •
Theodore Wade-Gery (1888–1972), British classical scholar •
Theodore Wan (1953–1987), Chinese-Canadian photographer and artist •
Theodore Ward (1902–1983), African-American playwright •
Theodore Wassmer (1910–2006), American painter •
Theodore Watts-Dunton (1832–1914), English critic and poet •
Theodore Weesner (1935–2015), American author •
Theodore Dwight Weld (1803–1895), American abolitionist •
Theodore B. Wells, American architect •
Theodore B. Werner (1892–1989), American politician •
Theodore Wertime (1919–1982), American diplomat and historian •
Theodore S. Westhusing (1960–2005), United States Army officer •
Theodore Wharton (1875–1931), American film director •
Theodore E. White, American paleontologist and zooarchaeologist •
Theodore H. White (1915–1986), American historian and author •
Theodore Whitmarsh (1869–1936), American businessman and politician •
Theodore Whitmore (born 1972), Jamaican footballer and manager •
Theodore Wildanger (1905–1989), French painter •
Theodore Wilhelm (1909–1971), German actor •
Theodore Hartridge Willard, American politician •
Teddy Wilson (1912–1986), American jazz pianist •
Theodore D. Wilson (1840–1896), American naval architect •
Theodore Wilson (1943–1991), American actor •
Theodore H. Winters Jr. (1913–2008), American flying ace during World War II •
Theodore Winthrop (1828–1861), American novelist •
Theodore Blake Wirgman (1848–1925), English painter •
Theodore Wirth (1863–1949), Swiss-born American architect •
Theodore Witcher, American screenwriter and director •
Theodore Wolfner (1864–1929), Hungarian politician •
Theodore Wong (1876–1919), Chinese translator •
Theodore Tuttle Woodruff (1811–1892), American inventor •
Theodore Woods (1874–1932), British bishop •
Theodore Woodward (1914–2005), American medical researcher •
Theodore Dwight Woolsey (1801–1889), American jurist; President of Yale University •
Theodore Salisbury Woolsey (1852–1929), American legal scholar •
Theodore Wores (1859–1939), American painter •
Theodore Sunday Wrobeh (born 1981), Liberian footballer •
Theodore Y. Wu (1924–2023), American engineer •
Theodore Wynsdau (1895–1951), Belgian cyclist •
Theodore Yates (born 1995), Australian bicycle racer •
Theodore O. Yntema (1900–1985), American economist •
Ted Yoho (born 1955), American politician •
Theodore Yuyun (born 1989), Cameroonian footballer •
Theodore Zeldin (born 1933), English historian and academic •
Theodore Zichy (1908–1987), British actor, photographer, film director, producer and playboy •
Theodore Ziolkowski (1932–2020), American scholar •
Guy Theodore Sebastian, Malaysian-Australian singer •
Tewodros II Ge'ez (ዳግማዊ ቴዎድሮስ) (1818–1868), Emperor of Ethiopia from 1855 until his death in 1868 ==Disambiguation==