|
Henry Steel Olcott
|
Union United States Army offi… |
1832–1907 |
|
Mike Oldfield
|
English musician, multi-instr… |
1953 |
|
Gary Oldman
|
English actor, screenwriter, … |
1958 |
|
Sharon Olds
|
American poet |
1942 |
|
Larisa Oleynik
|
actress |
1981 |
|
Mark Oliphant
|
Governor of South Australia (… |
1901–2000 |
|
Thomas Oliphant
|
|
|
|
Simone Bittencourt de Oliveira
|
Brazilian singer |
1949 |
|
Jamie Oliver
|
British chef and media person… |
1975 |
|
John Oliver
|
English comedian |
1977 |
|
Mary Oliver
|
American writer |
1935–2019 |
|
Revilo P. Oliver
|
American philologist |
1908–1994 |
|
Robert T. Oliver
|
American academic |
1909–2000 |
|
Laurence Olivier
|
British actor, director and p… |
1907–1989 |
|
Ehud Olmert
|
Israeli politician, prime min… |
1945 |
|
Edward James Olmos
|
American actor and director |
1947 |
|
Robert Olmstead
|
American writer |
1954 |
|
Thomas Olmsted
|
Roman Catholic prelate; 4th B… |
1947 |
|
Martin Dada Abejide Olorunmolu
|
Nigerian catholic priest |
1948 |
|
Ashley Olsen
|
actor from USA |
1986 |
|
Elizabeth Olsen
|
American actress |
1989 |
|
Gregg Olsen
|
American writer |
1959 |
|
Johan Olsen
|
Norwegian political scientist |
1939 |
|
Ken Olsen
|
American engineer and busines… |
1926–2011 |
|
Charles Olson
|
American writer |
1910–1970 |
|
Mancur Olson
|
American economist |
1932–1998 |
|
Sigurd F. Olson
|
American conservationist |
1899–1982 |
|
Ahmed Omaar
|
|
1987 |
|
Bryan Lee O'Malley
|
Artist |
1979 |
|
Mohammed Omar
|
Founder and former leader of … |
1959–2013 |
|
Omarosa
|
American political aide and t… |
1974 |
|
Stormie Omartian
|
American writer |
1942 |
|
Omawumi
|
Nigerian musician and actress |
1982 |
|
O. Timothy O'Meara
|
American mathematician |
1928–2018 |
|
Stewart O'Nan
|
American writer |
1961 |
|
Aristotle Onassis
|
Greek shipping magnate |
1906–1975 |
|
Jacqueline Kennedy Onassis
|
public figure, First Lady to … |
1929–1994 |
|
Michael Ondaatje
|
Canadian writer |
1943 |
|
Patrice O'Neal
|
American stand-up comedian, r… |
1969–2011 |
|
Shaquille O'Neal
|
American basketball player |
1972 |
|
Bill O'Neill
|
Ohio judge |
1947 |
|
Eugene O'Neill
|
American playwright, and Nobe… |
1888–1953 |
|
Gerard O'Neill
|
Physicist, author, and invent… |
1927–1992 |
|
Tip O'Neill
|
American politician |
1912–1994 |
|
Silouan Oner
|
Antiochian Orthodox metropoli… |
1970 |
|
L. Onerva
|
Finnish poet |
1882–1972 |
|
Juan Carlos Onetti
|
Uruguayan novelist |
1909–1994 |
|
Michel Onfray
|
French philosopher |
1959 |
|
Honesto Ongtioco
|
Filipino bishop |
1948 |
|
Yoko Ono
|
Japanese artist, author, and … |
1933 |
|
Hiroo Onoda
|
Imperial Japanese Army intell… |
1922–2014 |
|
Lupe Ontiveros
|
Mexican-American actress |
1942–2012 |
|
Jan Oort
|
Dutch astronomer |
1900–1992 |
|
Kenneth Oppel
|
Canadian children's writer |
1967 |
|
George Oppen
|
American poet |
1908–1984 |
|
Robert Oppenheimer
|
American theoretical physicis… |
1904–1967 |
|
Egan O'Rahilly
|
Irish poet |
1670–1726 |
|
Tommy Orange
|
writer |
1982 |
|
Viktor Orbán
|
Hungarian politician, chairma… |
1963 |
|
Robert Orben
|
American magician and writer |
1928 |
|
Emma Orczy
|
Hungarian-British author of "… |
1865–1947 |
|
Grigoriy Ordzhonikidze
|
Soviet politician |
1886–1937 |
|
Bill O'Reilly
|
American political commentato… |
1949 |
|
John Boyle O'Reilly
|
Irish-born poet and novelist |
1844–1890 |
|
Tim O'Reilly
|
Irish computer programmer |
1954 |
|
Marcus Orelias
|
American actor, rapper, songw… |
1993 |
|
Melissa Lackey Oremus
|
American politician |
1978 |
|
Peggy Orenstein
|
American writer |
1961 |
|
Nicole Oresme
|
French philosopher |
1323–1382 |
|
Carl Orff
|
German composer |
1895–1982 |
|
Elliott Organick
|
American computer scientist |
1925–1985 |
|
Origen
|
Christian scholar in Alexandr… |
185–254 |
|
Dolores O'Riordan
|
Irish singer |
1971–2018 |
|
Dael Orlandersmith
|
American actress and writer |
1959 |
|
Susan Orlean
|
American journalist |
1955 |
|
Wanda Orlikowski
|
American computer scientist |
|
|
Suze Orman
|
American author, television p… |
1951 |
|
Paul Ormerod
|
English economist |
|
|
Lauren Ornelas
|
American activist |
|
|
Dean Ornish
|
American physician |
1953 |
|
Beto O'Rourke
|
American politician |
1972 |
|
Colm O'Rourke
|
Irish Gaelic football player,… |
1957 |
|
Meghan O'Rourke
|
American writer |
1976 |
|
P. J. O'Rourke
|
American journalist |
1947 |
|
David Orrell
|
Canadian mathematician |
1962 |
|
Brig. Gen. Eran Ortal
|
|
1971 |
|
Daniel Ortega
|
President of Nicaragua |
1945 |
|
Oscar Urbina Ortega
|
Catholic archbishop |
1947 |
|
David Ortiz
|
Dominican-American profession… |
1975 |
|
Joe Orton
|
English playwright and author |
1933–1967 |
|
George Orwell
|
English author and journalist |
1903–1950 |
|
Eric Osborn
|
|
1922–2007 |
|
Henry Fairfield Osborn
|
American geologist, paleontol… |
1857–1935 |
|
John Osborne
|
English playwright |
1929–1994 |
|
Mary Pope Osborne
|
American children's writer |
1949 |
|
Jack Osbourne
|
Son of Ozzy and Sharon Osbour… |
1985 |
|
Kelly Osbourne
|
English singer-songwriter, ac… |
1984 |
|
Ozzy Osbourne
|
English heavy metal vocalist … |
1948 |
|
Arthur O'Shaughnessy
|
British poet |
1844–1881 |
|
Hitoshi Oshitani
|
Japanese physician |
1959 |
