•
Maille mac Conall of
Umhaill •
Mary Ní Mháille (died 1525) •
Brian O'Malley (director), Irish film and television director •
Bryan Lee O'Malley (born 1979), comic book creator •
Brian Kevin O'Malley (1930–1976), British politician •
Charles O'Malley (disambiguation) •
Charles O'Malley (Michigan) (fl. 1834–1843), Irish fur trader and urban founder in Michigan, United States •
Charles Conor O'Malley (1889-1982) Irish surgeon, writer, and Chief of the Name •
Charles Donald O'Malley (1907–1970), American historian of medicine and Latinist •
Charles J. O'Malley (1866–after 1939), Irish financier and newspaper reporter in the United States •
Conner O'Malley (born 1986), American comedian •
Daragh O'Malley (born 1954), Irish actor •
Debbie O'Malley, American politician •
Desmond O'Malley (1939–2021), Irish politician •
Donogh O'Malley (1921–1968), Irish politician •
Edward O'Malley (disambiguation) • Sir
Edward Loughlin O'Malley (1842–1932), British lawyer, judge and political candidate •
Edward R. O'Malley (1863–1935), American lawyer, politician and judge •
Ed O'Malley (born 1975), American American non-profit executive, author and politician •
Edwin Joseph O'Malley (1881–1955), Commissioner of Public Markets for New York City •
Ernie O'Malley (1897–1957), Irish Republican Army officer •
Fiona O'Malley (born 1968), Irish politician •
Grace O'Malley (c. 1530 – c. 1603), Irish noblewoman and chieftainess •
Henry O'Malley (1876–1936), American fish culturist, United States Commissioner of Fisheries •
Iseult O'Malley (born 1964), Irish judge •
Jack O'Malley (Michigan politician), American politician •
Joan O'Malley, Canadian civil servant •
Joe O'Malley (1932–2015), American football player •
John O'Malley (1878–1940), American politician •
John F. O'Malley (1885–c. 1950), American architect •
John J. O'Malley (1915–1970), American architect •
John na Seoltadh Ó Máille (fl. 1568), Gaelic-Irish lord •
J. Pat O'Malley (1904–1985), English singer and actor •
Kate O'Malley (disambiguation) • Kate O'Malley, a British actress active in the 1990s who was a regular on the last two seasons of
Soldier Soldier •
Kathleen M. O'Malley (born 1956), United States federal judge •
Katie O'Malley (born 1962), Maryland jurist, and first lady of Maryland •
King O'Malley (1858–1953), Australian politician •
Lewis Sydney Steward O'Malley (1874–1941), anthropologist in British India •
Mart O'Malley (1890–1972), Indiana state judge •
Martin O'Malley (born 1963), American politician •
Martin O'Malley (journalist) (1939–2025), Canadian journalist •
Mary O'Malley (disambiguation), various including •
Mary O'Malley (author), American author and public speaker •
Mary O'Malley (director) (1918–2006), Irish director •
Mary O'Malley (playwright) (1941–2020), English playwright •
Mary O'Malley (poet) (born 1954), Irish poet •
Matthew Vincent O'Malley (1878–1931), American politician •
Mick O'Malley (born 1972), Australian boxer of the 1990s and 2000s •
Mike O'Malley (born 1969), American actor •
Nick O'Malley (born 1985), indie-rock musician •
Sir Owen O'Malley (1887–1974), British diplomat •
Pamela O'Malley (1929–2006), Irish-Spanish bohemian, educationalist and radical •
Patrick O'Malley (disambiguation) or Pat O'Malley, various including •
Patrick O'Malley (American politician) (born 1950), American politician from Illinois •
Patrick O'Malley (Irish politician) (1943–2021), Irish politician •
Padraig O'Malley (born 1942), Irish-American academic •
Pádraic Ó Máille (1878–1946), Irish politician •
Pat O'Malley (actor) (1890–1966), American actor •
Peter O'Malley (disambiguation) •
Peter O'Malley (born 1937), American baseball executive •
Peter O'Malley (cricketer) (1927–1957), New Zealand cricketer •
Peter O'Malley (footballer) (fl. 1940s), New Zealand football player •
Peter O'Malley (golfer) (born 1965), Australian golfer •
Robert Emmett O'Malley (born 1943), American Medal of Honor recipient •
Rory O'Malley (born 1980), Broadway actor •
Ryan O'Malley (born 1980), American baseball player •
Ryan O'Malley (American football) (born 1993), American football player •
Séamus O'Malley (1903–2002), Irish football player •
Seán Patrick O'Malley (born 1944), Roman Catholic Cardinal •
Sean O'Malley (fighter) (born 1994), American mixed martial artist •
Stephen O'Malley (born 1974), American musician/guitarist, producer, composer, and visual artist •
Susan O'Malley, American sports executive •
Susan O'Malley (artist) (1976–2015), public art, author and museum curator •
T. J. O'Malley (1915–2009), American aerospace engineer •
Thomas O'Malley (disambiguation) •
Thomas O'Malley (congressman) (1903–1979), American politician from Wisconsin •
Thomas O'Malley (writer), Irish writer •
Thomas Francis O'Malley (1889–1954), American politician •
Thomas J. O'Malley (1868–1936), American politician from Wisconsin •
Thomas P. O'Malley (1930–2009), American Jesuit and academic •
Tim O'Malley (politician) (born 1944), Irish politician •
Tim O'Malley (rugby union) (born 1994), New Zealand rugby player •
Tim O'Malley (actor), author •
Tom O'Malley (born 1960), American baseball player •
Tom O'Malley (American football) (1925–2011), American football player •
Tony O'Malley (1913–2003), Irish painter •
Tuthal Ó Máille (fl.1413], Gaelic-Irish lord •
Walter O'Malley (1903–1979), American baseball team owner •
William O'Malley (disambiguation) •
William O'Malley (politician) (1853–1939), Irish politician •
William O'Malley (Jesuit) (1931–2023), American Jesuit priest, teacher, and author •
Zack O'Malley Greenburg (born 1985), American writer, journalist, and child actor
Fictional characters •
Mr. O'Malley, comic strip fairy-godfather •
Conor O'Malley, in dark fantasy drama film "A Monster Calls", directed by J. A. Bayona and written by Patrick Ness • O'Malley, a
fictional character in the machinima series Red vs. Blue • Abraham de Lacy Giuseppe Casey Thomas O'Malley, from the 1970
Disney animated film
The Aristocats •
George O'Malley, from ''Grey's Anatomy'' • Father Charles "Chuck" O'Malley, from the films
Going My Way and
The Bells of St. Mary, and the TV series
Going My Way • Nellie O'Malley, from
American Girl's
Samantha sub-series • Sally O'Malley, a recurring character on
Saturday Night Live • James Redford O'Malley, a side-character appearing in issue six of "The O'Malley Family & Co". ==See also==