Actors •
John Williams (actor) (1903–1983), English stage, film, and television actor •
John Williams (radio personality) (born 1959), American radio personality •
Grant Williams (actor) (John Joseph Williams, 1931–1985), American actor
Artists •
John Williams (goldsmith), Welsh-born goldsmith based in London • John
Terrick Williams (1860–1936), British painter •
John Frank Williams (1933–2016) Australian photographer, academic, art critic and historian •
John T. Williams (woodcarver) (1960–2010), Native American woodcarver and shooting victim
Businessmen •
John Williams (football executive) (born 1939 or 1940), English football executive •
John Williams (winemaker) (born 1953), American winemaker •
John C. Williams (economist) (born 1962), president and chief executive officer of the Federal Reserve Bank of New York •
John H. Williams (businessperson), American businessperson •
John Henry Williams (baseball) (1968–2004), son of baseball player Ted Williams •
John P. Williams Jr. (1941–2019), president of the Greater Cincinnati Chamber of Commerce •
John Stanton Williams (1814–1876), American shipowner and businessperson
Clergymen •
John Williams (Ab Ithel) (1811–1862), Welsh antiquary and Anglican priest •
John Williams (archbishop of York) (1582–1650), British Anglican archbishop of York and political advisor to King James I •
John Williams (archdeacon of Switzerland) (born 1948), Anglican archdeacon of Switzerland •
John Williams (archdeacon of Worcester) (1912–2002), Anglican archdeacon of Dudley and archdeacon of Worcester •
John Williams (bishop of Chichester) (1636–1709), English bishop of Chichester •
John Williams (bishop of Connecticut) (1817–1899), American bishop of Connecticut, presiding bishop of the Episcopal Church, and dean of Berkeley Divinity School •
John Williams (dean of Llandaff) (1907–1983), Welsh Anglican archdeacon of Llandaff and dean of Llandaff •
John Williams (evangelical priest) (1762–1802), Welsh Anglican priest •
John Williams (minister and physician) (1626 or 1627 – 1673), Welsh nonconformist preacher and physician •
John Williams (missionary) (1796–1839), English Congregationalist missionary eaten by cannibals in Vanuatu •
John Williams (New England minister) (1664–1729), New England Puritan minister, famous for
The Redeemed Captive •
John Williams (Oxford academic) (died 1613), British Anglican dean of Bangor, principal of Jesus College, Oxford, and vice-chancellor of the University of Oxford •
John Williams (priest, born 1792) (1792–1858), Welsh Anglican archdeacon of Cardigan, scholar, and schoolmaster •
John Williams (schoolmaster, born 1760) (1760–1826), Welsh Anglican priest and schoolmaster •
John Albert Williams (1866–1933), American Episcopal priest, journalist, and political activist •
Chris Williams (bishop) (John Christopher Richard Williams, born 1936), Anglican bishop in Canada •
John Elias Williams (1871–1927), American Presbyterian missionary to China •
John Joseph Williams (1822–1907), American Roman Catholic archbishop of Boston •
John Owen Williams (Pedrog) (1853–1932), Welsh Congregationalist minister and poet •
John Tudno Williams (born 1938), moderator of the Presbyterian Church of Wales and principal of United Theological College, Aberystwyth
Criminals and alleged criminals •
John Williams (British mass murderer) (1774–1811), perpetrator of the Ratcliff Highway murders •
John Williams (convict), convict transported to Van Diemen's Land (now Tasmania) •
John Williams (died 1913), murder convict in the Case of the Hooded Man •
John Allen Williams (murderer) or John Allen Muhammad (1960–2009), American murderer •
Johnny Madison Williams Jr. (born 1951), bank robber
Judges •
John Williams (English judge) (died 1846), known for the 1830s Tolpuddle Martyr trials •
John A. Williams (judge) (1835–1900), US federal judge •
John Griffith Williams (born 1944), Welsh judge of the High Court of England and Wales •
Hugh Williams (judge) (John Hugh Williams, born 1939), New Zealand judge •
B. John Williams (born 1949), American lawyer and judge
Military figures American military figures •
John Williams (Medal of Honor, born 1828) (1828–1886), American Civil War sailor and Medal of Honor recipient •
John Williams (Medal of Honor, born 1832) (1832–?), American Civil War sailor and Medal of Honor recipient •
John Williams (Medal of Honor, 1861) (1831–1899), American sailor and Medal of Honor recipient •
John B. Williams (general), United States Air Force general •
John F. Williams (1887–1953), Army National Guard general •
John Foster Williams (1743–1814), Continental Navy officer during the American Revolutionary War •
John G. Williams Jr. (1924–1991), US Navy admiral •
John J. Williams (soldier) (1843–1865), Union soldier, last battle fatality during the American Civil War •
John Pugh Williams (1750s–1803), American Revolution general •
John Stuart Williams (1818–1898), Confederate general in the American Civil War, later US senator from Kentucky
British military figures •
John Williams (British Army officer) (1934–2002), British army officer •
John Williams (VC) (1857–1932), recipient of the Victoria Cross •
Jack Williams (VC) (John Henry Williams, 1886–1953), Welsh recipient of the Victoria Cross •
John Lloyd Williams (RAF officer) (1894–?), World War I fighter ace • Sir
John Williams (Royal Marines officer) (1823–1911), Royal Marines officer •
John Williams Wilson (1798–1857), English-Chilean sailor and politician
Other military figures •
John Edwin Ashley Williams (1919–1944), Australian air force officer, murdered in 1944 following "The Great Escape" •
John Scott Williams (1893–1944), Canadian military officer and aviator
Musicians •
John Williams (bassist) (born 1941), American jazz double bassist, bass guitarist •
John Williams (guitarist) (born 1941), Australian classical guitarist •
John Williams (pianist) (1929–2018), American jazz pianist •
John B (John Bryn Williams, born 1977), English disc jockey •
John David (musician) (John David Williams, born 1946), Welsh pop and rock musician and songwriter •
John Gary Williams (), American R&B singer and member of The Mad Lads •
John McLaughlin Williams (born 1957), American classical conductor and violinist •
John Overton Williams (1905–1996), American jazz saxophonist with Andy Kirk •
John Williams (music producer) (born 1951), English A&R executive, record producer and songwriter •
Johnny Williams (bassist) (1908–1998), American jazz double bassist •
Johnny Williams (blues musician) (1906–2006), Chicago blues guitarist and singer •
Johnny Williams (drummer) (1905–1985), American jazz drummer with the Raymond Scott Quintette •
Johnny Williams (saxophonist) (1936–1998), American saxophonist with Count Basie •
"Scarface" John Williams (1938–1972), singer
Physicians •
J. C. P. Williams (John Cyprian Phipps Williams, 1922–1988), New Zealand cardiologist •
John Ralston Williams (1874–1965), Canadian-American physician •
John Whitridge Williams (1866–1931), obstetrician at Johns Hopkins Hospital •
John Williams (gastroenterologist), British clinical academic researcher •
Sir John Williams, 1st Baronet, of the City of London (1840–1926), physician to Queen Victoria
Politicians American politicians •
John Williams (Caswell County, North Carolina) (1740–1804), North Carolina state senator •
John Williams (Continental Congress) (1731–1799), North Carolina delegate to Continental Congress •
John Williams (Pitt County, North Carolina) (1735–1789), American revolutionary from North Carolina, served in state Assembly and House of Commons •
John Williams (Rochester, New York) (1807–1875), US representative from New York •
John Williams (Salem, New York) (1752–1806), US representative from New York •
John Williams (Tennessee politician) (1778–1837), US senator from Tennessee •
John Williams (West Virginia politician) (born 1990), West Virginia state delegate •
John Bell Williams (1918–1983), US Representative from Mississippi •
John Cornelius Williams Jr. (born 1938), American politician in the state of South Carolina •
Thomas Edward Williams (politician) (1849–1931), Wisconsin legislator, erroneously named John Edward Williams in the 1885 Wisconsin Blue Book •
John F. Williams (American politician) (1885–1963), New York state senator •
John Green Williams (1796–1833), Virginia lawyer and delegate •
John J. Williams (politician) (1904–1988), US senator from Delaware •
John K. Williams (1822–1880), member of the Wisconsin State Assembly •
John M. S. Williams (1818–1886), US representative from Massachusetts •
Pat Williams (Montana politician) (John Patrick Williams, 1937–2025), US representative from Montana •
John R. Williams (1782–1854), mayor of Detroit •
Jack Williams (American politician) (John Richard Williams, 1909–1998), three-time governor of Arizona •
John Sharp Williams (1854–1932), US representative and senator from Mississippi •
John Skelton Williams (1865–1926), US Comptroller of the Currency (1914–21) •
John Stuart Williams (1818–1898), US senator from Kentucky, former Confederate general •
John T. Williams (politician) (1864–1944), Wisconsin state assemblyman •
John Willis Williams (fl. 1873–1875), state legislator in Arkansas
Australian politicians •
John Williams (Australian senator) (born 1955), Australian senator from New South Wales •
John Williams (New South Wales colonial politician) (1821–1891), member of the New South Wales Legislative Council •
John Williams (New South Wales state politician) (born 1948), member of the New South Wales Legislative Assembly •
John Williams (South Australian politician) (1824–1890), pastoralist and member of the South Australian House of Assembly •
John Williams (Western Australian politician) (1926–1997), member of the Legislative Council of Western Australia •
B. A. Santamaria (1915–1998), anti-communist activist and journalist who wrote under the pseudonym John Williams
British politicians •
John Williams (MP for Bedford) ( – ), sat 1554–55 •
John Williams, 1st Baron Williams of Thame (1500–1559), Lord Chamberlain •
John Williams (Dorset MP) (c. 1545–1617), English member of parliament (MP) for Dorset, 1604 •
Sir John Williams, 2nd Baronet, of Llangibby (1651–1704), MP for Monmouth Boroughs and Monmouthshire, 1698–1705 •
Sir John Williams, 2nd Baronet, of Eltham (1653–1723), MP for Herefordshire, 1701–1705 •
John Williams (Wales MP), Welsh politician who sat in the House of Commons in 1653 • Sir
John Williams (died 1743), MP for Aldeburgh, 1730–1734 •
John Williams (died 1751), MP for Fowey, 1701–1702 •
John Williams (Macclesfield MP) (died 1855), MP for Macclesfield, 1847–1852 •
John Williams (born 1736) (1736–?), MP for Saltash, 1771 •
John Williams (Windsor MP) (1766–?), MP for Windsor, 1802–1804 •
John Williams (English judge), MP for Lincoln, 1822–1826, Ilchester, 1826–1827, and Winchelsea, 1830–1832 •
John Williams (Nottinghamshire politician) (1821–1907), MP for Nottingham South (1885) and Mansfield (1892–1890) •
Jack Williams (socialist activist) (John Edward Williams, 1854–1917), British socialist and unemployed movement activist •
John Charles Williams (1861–1939), MP for Truro, 1892–1895 •
John Williams (Gower MP) (1861–1922), MP for Gower 1906–1922 •
John Henry Williams (politician) (1870–1936), MP for Llanelli 1922–1936 •
John Williams (trade unionist) (1873–?), British trade unionist and politician •
John Williams (Glasgow politician) (1892–1982), British MP for Glasgow Kelvingrove •
John L. Williams (Welsh nationalist) (1924–2004), Plaid Cymru councillor and language campaigner •
John Williams (Weymouth MP) (), MP for Weymouth and Melcombe Regis
Canadian politicians •
John Williams (Manitoba politician) (1860–1931), Canadian politician •
John Elliot Williams (1920–1988), Canadian politician and boat builder •
John G. Williams (Canadian politician) (1946-2024), member of Parliament for Edmonton—St. Albert, Alberta •
John Reesor Williams (born 1930), member of the Ontario Legislature •
John Tucker Williams (1789–1854), Canadian political figure •
John William Williams (Canadian politician) (), Member of the Legislative Assembly of British Columbia for
Victoria City Other politicians •
Jack Williams (New Zealand politician) (John Henry Williams, 1919–1975), Labour Party member of parliament •
John Kenneth Williams, Pakistani senator •
John William Williams (1827–1904), New Zealand politician from Northland •
John Williams (Jamaican politician), Jamaican planter, slave-owner and politician
Scholars •
John Williams (Ab Ithel) (1811–1862), Welsh antiquary and Anglican priest •
John Williams (art historian) (1928–2015), University of Pittsburgh •
John Williams (bishop of Connecticut) (1817–1899), American bishop of Connecticut, presiding bishop of the Episcopal Church, and dean of Berkeley Divinity School •
John Williams (gastroenterologist), British clinical academic researcher •
John Williams (Oxford academic) (died 1613), British Anglican dean of Bangor, principal of Jesus College, Oxford, and vice-chancellor of the University of Oxford •
John Williams (priest, born 1792) (1792–1858), Welsh Anglican archdeacon of Cardigan, scholar, and schoolmaster •
John Williams (water scientist), member of the Wentworth Group of Concerned Scientists •
John Williams Jr. (university president), former and 12th president of Muhlenberg College •
John Allen Williams (born 1945), American political scientist •
John Beaumont Williams (1932–2005), Australian botanist •
John Burr Williams (1900–1989), early finance theorist; author of
The Theory of Investment Value (1938) •
John Davis Williams (1902–1983), chancellor of the University of Mississippi, 1946–1968 •
John Ffowcs Williams (1935–2020), professor of engineering at the University of Cambridge, former Master of Emmanuel College •
John Harry Williams (1908–1966), Canadian-American physicist •
John Henry Williams (economist) (1887–1980), American economist •
John Tudno Williams (born 1938), moderator of the Presbyterian Church of Wales and principal of United Theological College, Aberystwyth
Sportsmen Association footballers •
John Williams (footballer, born 1901) (1901–?), English professional footballer •
John Williams (footballer, born 1960), English footballer •
John Williams (footballer, born 1968), English footballer •
Johnny Williams (footballer, born 1947) (1947–2021), English footballer •
Johnny Williams (footballer, born 1935) (1935–2011), English footballer •
Jonny Williams, Wales international footballer
Australian rules footballers •
John Williams (Australian footballer, born 1940) (1940–2019), Australian footballer for Carlton •
John Williams (Australian footballer, born 1947), Australian footballer for Essendon and Collingwood •
John Williams (Australian footballer, born 1988), Australian footballer for Essendon
Baseball players •
John Williams (pitcher) (born 1904; death unknown), American Negro leagues baseball player •
John Williams (first baseman) (1922–1973), American Negro leagues baseball player •
Johnnie Williams (baseball) (1889–1963), Major League Baseball pitcher •
Johnny Williams (baseball) (1918–1986), American Negro leagues baseball player
Basketball players •
John Williams (basketball, born 1966), American basketball player •
John "Hot Rod" Williams (1962–2015), American basketball player •
John Sherman Williams (born 1963), American basketball player
Cricketers •
John Williams (Auckland cricketer) (1941–2007), New Zealand cricketer •
John Williams (Canterbury cricketer) (born 1931), New Zealand cricketer •
John Williams (cricketer, born 1878) (1878–1915), English cricketer •
John Williams (cricketer, born 1911) (1911–1964), English cricketer •
John Williams (cricketer, born 1980), English cricketer
Gridiron football players and coaches •
John Williams (defensive back) (born 1942), American-born player of Canadian football •
John Williams (offensive lineman, born 1945) (1945–2012), American football player •
John Williams (running back) (born 1960), American football player •
John Williams Jr. (Canadian football) (born 1977), Canadian football running back •
John Williams (offensive lineman, born 2002) (born 2002), American football player •
John L. Williams (American football) (born 1964), American football player •
John M. Williams (1935–2021), American football coach •
Johnny Williams (American football) (1927–2005), American football player
Rugby players •
John Williams (rugby league, born 1985), Australian rugby league footballer •
John Williams (rugby league, born 1907) (1907–?), rugby league footballer of the 1930s for Wales and Rochdale Hornets •
John Williams (rugby union, born 1927) (1927–2000) •
John Williams (rugby union, born 1940), Australian rugby union player •
John Williams (rugby union, born 1946) (1946–2024), South African rugby union player and coach •
Jack Williams (rugby union, born 1882) (John Frederick Williams, 1882–1911), Wales international rugby union lock forward •
J. J. Williams (rugby union) (John James Williams, 1948–2020), Wales international rugby union winger •
J. P. R. Williams (John Peter Rhys Williams, 1949–2024), Wales international rugby union fullback •
Johnny Williams (rugby union, born 1882) (1882–1916), Wales international rugby union winger •
Johnny Williams (rugby union, born 1982), English rugby union player •
Johnny Williams (rugby union, born 1996), Wales international rugby union centre
Other sportsmen •
John Williams (archer) (born 1953), American archer •
John Williams (track runner) (born 1941), Welsh runner •
John Williams (equestrian) (born 1965), American equestrian •
John Williams (mixed martial artist) (1940–2015), Canadian martial artist known as Gray Wolf •
John Williams (motorcyclist) (1946–1978), English Grand Prix motorcycle racer •
John Williams (snooker referee) (born 1937), Welsh snooker referee •
Ian Rotten (John Benson Williams, born 1970), American wrestler •
Johnny Williams (boxer) (1926–2007), Welsh boxer •
John Williams (triple jumper) (born 1964), American triple jumper, 1985 All-American for the
SMU Mustangs track and field team
Writers •
John Ellis Dowell Williams (1952–2003), Welsh jazz journalist •
John Williams (author, born 1961), Welsh novelist •
John Williams (satirist) (1761–1818), English poet, satirist, and journalist •
John A. Williams (1925–2015), American novelist • Sir
John Bickerton Williams, English nonconformist author and lawyer •
John Edward Williams (1922–1994), American author, editor and professor, known for novels
Augustus, ''Butcher's Crossing
and Stoner'' •
John Ellis Williams (1924–2008), Welsh novelist •
John Francon Williams (1854–1911), Welsh journalist, writer, geographer, historian, cartographer and inventor •
John Hartley Williams (1942–2014), English poet •
John James Williams (poet) (1869–1954), Welsh poet •
John Williams Ntwali (1979–2023), Rwandan journalist •
John Richard Williams (poet) (1867–1924), Welsh poet, also known as J. R. Tryfanwy •
John Sibley Williams (born 1978), American poet and fiction writer
Others •
John Williams (Surveyor of the Navy) (1700–1784), British shipbuilder and designer and Surveyor of the Navy • John Williams, engineer of the
Montgomery Canal •
John Williams (barrister) (1757–1810), Welsh barrister and legal writer •
John Constantine Williams Sr. (died 1892), cofounder of St. Petersburg, Florida •
John Eddie Williams, American attorney •
John G. Williams (ornithologist) (1913–1997), Welsh ornithologist •
John H. Williams (film producer) (born 1953), film producer •
J. Lloyd Williams (1854–1945), botanist, author, and musician •
John W. Williams (legislative clerk) (1869–1934), American lawyer, clerk of the Virginia House of Delegates == Other ==