| Henry Steel Olcott | Union United States Army offi… | <bound method AuthorMaster.format_years of <AuthorMaster #101000: Henry Steel Olcott>> |
| Mike Oldfield | English musician, multi-instr… | <bound method AuthorMaster.format_years of <AuthorMaster #21236: Mike Oldfield>> |
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| Sharon Olds | American poet | <bound method AuthorMaster.format_years of <AuthorMaster #64876: Sharon Olds>> |
| Larisa Oleynik | actress | <bound method AuthorMaster.format_years of <AuthorMaster #93096: Larisa Oleynik>> |
| Mark Oliphant | Governor of South Australia (… | <bound method AuthorMaster.format_years of <AuthorMaster #97845: Mark Oliphant>> |
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| John Oliver | English comedian | <bound method AuthorMaster.format_years of <AuthorMaster #31206: John Oliver>> |
| Mary Oliver | American writer | <bound method AuthorMaster.format_years of <AuthorMaster #48222: Mary Oliver>> |
| Revilo P. Oliver | American philologist | <bound method AuthorMaster.format_years of <AuthorMaster #91603: Revilo P. Oliver>> |
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| Thomas Olmsted | Roman Catholic prelate; 4th B… | <bound method AuthorMaster.format_years of <AuthorMaster #103366: Thomas Olmsted>> |
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| Ashley Olsen | actor from USA | <bound method AuthorMaster.format_years of <AuthorMaster #82143: Ashley Olsen>> |
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| Gregg Olsen | American writer | <bound method AuthorMaster.format_years of <AuthorMaster #63076: Gregg Olsen>> |
| Johan Olsen | Norwegian political scientist | <bound method AuthorMaster.format_years of <AuthorMaster #97378: Johan Olsen>> |
| Ken Olsen | American engineer and busines… | <bound method AuthorMaster.format_years of <AuthorMaster #14537: Ken Olsen>> |
| Charles Olson | American writer | <bound method AuthorMaster.format_years of <AuthorMaster #73210: Charles Olson>> |
| Mancur Olson | American economist | <bound method AuthorMaster.format_years of <AuthorMaster #96707: Mancur Olson>> |
| Sigurd F. Olson | American conservationist | <bound method AuthorMaster.format_years of <AuthorMaster #76968: Sigurd F. Olson>> |
| Ahmed Omaar | | <bound method AuthorMaster.format_years of <AuthorMaster #105101: Ahmed Omaar>> |
| Bryan Lee O'Malley | Artist | <bound method AuthorMaster.format_years of <AuthorMaster #68412: Bryan Lee O'Malley>> |
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| Omarosa | American political aide and t… | <bound method AuthorMaster.format_years of <AuthorMaster #33364: Omarosa>> |
| Stormie Omartian | American writer | <bound method AuthorMaster.format_years of <AuthorMaster #62077: Stormie Omartian>> |
| Omawumi | Nigerian musician and actress | <bound method AuthorMaster.format_years of <AuthorMaster #104854: Omawumi>> |
| O. Timothy O'Meara | American mathematician | <bound method AuthorMaster.format_years of <AuthorMaster #96688: O. Timothy O'Meara>> |
| Stewart O'Nan | American writer | <bound method AuthorMaster.format_years of <AuthorMaster #63582: Stewart O'Nan>> |
| Aristotle Onassis | Greek shipping magnate | <bound method AuthorMaster.format_years of <AuthorMaster #5863: Aristotle Onassis>> |
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| Shaquille O'Neal | American basketball player | <bound method AuthorMaster.format_years of <AuthorMaster #7735: Shaquille O'Neal>> |
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| Tip O'Neill | American politician | <bound method AuthorMaster.format_years of <AuthorMaster #27609: Tip O'Neill>> |
| Silouan Oner | Antiochian Orthodox metropoli… | <bound method AuthorMaster.format_years of <AuthorMaster #105314: Silouan Oner>> |
| L. Onerva | Finnish poet | <bound method AuthorMaster.format_years of <AuthorMaster #94259: L. Onerva>> |
| Juan Carlos Onetti | Uruguayan novelist | <bound method AuthorMaster.format_years of <AuthorMaster #6885: Juan Carlos Onetti>> |
| Michel Onfray | French philosopher | <bound method AuthorMaster.format_years of <AuthorMaster #6197: Michel Onfray>> |
| Honesto Ongtioco | Filipino bishop | <bound method AuthorMaster.format_years of <AuthorMaster #104566: Honesto Ongtioco>> |
| Yoko Ono | Japanese artist, author, and … | <bound method AuthorMaster.format_years of <AuthorMaster #11921: Yoko Ono>> |
| Hiroo Onoda | Imperial Japanese Army intell… | <bound method AuthorMaster.format_years of <AuthorMaster #79346: Hiroo Onoda>> |
| Lupe Ontiveros | Mexican-American actress | <bound method AuthorMaster.format_years of <AuthorMaster #34224: Lupe Ontiveros>> |
| Jan Oort | Dutch astronomer | <bound method AuthorMaster.format_years of <AuthorMaster #94918: Jan Oort>> |
| Kenneth Oppel | Canadian children's writer | <bound method AuthorMaster.format_years of <AuthorMaster #63292: Kenneth Oppel>> |
| George Oppen | American poet | <bound method AuthorMaster.format_years of <AuthorMaster #71421: George Oppen>> |
| Robert Oppenheimer | American theoretical physicis… | <bound method AuthorMaster.format_years of <AuthorMaster #2422: Robert Oppenheimer>> |
| Egan O'Rahilly | Irish poet | <bound method AuthorMaster.format_years of <AuthorMaster #94864: Egan O'Rahilly>> |
| Tommy Orange | writer | <bound method AuthorMaster.format_years of <AuthorMaster #104802: Tommy Orange>> |
| Viktor Orbán | Hungarian politician, chairma… | <bound method AuthorMaster.format_years of <AuthorMaster #5706: Viktor Orbán>> |
| Robert Orben | American magician and writer | <bound method AuthorMaster.format_years of <AuthorMaster #45315: Robert Orben>> |
| Emma Orczy | Hungarian-British author of "… | <bound method AuthorMaster.format_years of <AuthorMaster #23988: Emma Orczy>> |
| Grigoriy Ordzhonikidze | Soviet politician | <bound method AuthorMaster.format_years of <AuthorMaster #11949: Grigoriy Ordzhonikidze>> |
| Bill O'Reilly | American political commentato… | <bound method AuthorMaster.format_years of <AuthorMaster #61860: Bill O'Reilly>> |
| John Boyle O'Reilly | Irish-born poet and novelist | <bound method AuthorMaster.format_years of <AuthorMaster #93255: John Boyle O'Reilly>> |
| Tim O'Reilly | Irish computer programmer | <bound method AuthorMaster.format_years of <AuthorMaster #47282: Tim O'Reilly>> |
| Marcus Orelias | American actor, rapper, songw… | <bound method AuthorMaster.format_years of <AuthorMaster #90873: Marcus Orelias>> |
| Melissa Lackey Oremus | American politician | <bound method AuthorMaster.format_years of <AuthorMaster #104604: Melissa Lackey Oremus>> |
| Peggy Orenstein | American writer | <bound method AuthorMaster.format_years of <AuthorMaster #62007: Peggy Orenstein>> |
| Nicole Oresme | French philosopher | <bound method AuthorMaster.format_years of <AuthorMaster #21960: Nicole Oresme>> |
| Carl Orff | German composer | <bound method AuthorMaster.format_years of <AuthorMaster #1684: Carl Orff>> |
| Elliott Organick | American computer scientist | <bound method AuthorMaster.format_years of <AuthorMaster #92101: Elliott Organick>> |
| Origen | Christian scholar in Alexandr… | <bound method AuthorMaster.format_years of <AuthorMaster #4661: Origen>> |
| Dolores O'Riordan | Irish singer | <bound method AuthorMaster.format_years of <AuthorMaster #23583: Dolores O'Riordan>> |
| Dael Orlandersmith | American actress and writer | <bound method AuthorMaster.format_years of <AuthorMaster #103766: Dael Orlandersmith>> |
| Susan Orlean | American journalist | <bound method AuthorMaster.format_years of <AuthorMaster #64677: Susan Orlean>> |
| Wanda Orlikowski | American computer scientist | <bound method AuthorMaster.format_years of <AuthorMaster #93250: Wanda Orlikowski>> |
| Suze Orman | American author, television p… | <bound method AuthorMaster.format_years of <AuthorMaster #42827: Suze Orman>> |
| Paul Ormerod | English economist | <bound method AuthorMaster.format_years of <AuthorMaster #90760: Paul Ormerod>> |
| Lauren Ornelas | American activist | <bound method AuthorMaster.format_years of <AuthorMaster #102931: Lauren Ornelas>> |
| Dean Ornish | American physician | <bound method AuthorMaster.format_years of <AuthorMaster #32500: Dean Ornish>> |
| Beto O'Rourke | American politician | <bound method AuthorMaster.format_years of <AuthorMaster #100029: Beto O'Rourke>> |
| Colm O'Rourke | Irish Gaelic football player,… | <bound method AuthorMaster.format_years of <AuthorMaster #103246: Colm O'Rourke>> |
| Meghan O'Rourke | American writer | <bound method AuthorMaster.format_years of <AuthorMaster #66606: Meghan O'Rourke>> |
| P. J. O'Rourke | American journalist | <bound method AuthorMaster.format_years of <AuthorMaster #11665: P. J. O'Rourke>> |
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| Brig. Gen. Eran Ortal | | <bound method AuthorMaster.format_years of <AuthorMaster #104935: Brig. Gen. Eran Ortal>> |
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| Oscar Urbina Ortega | Catholic archbishop | <bound method AuthorMaster.format_years of <AuthorMaster #103675: Oscar Urbina Ortega>> |
| David Ortiz | Dominican-American profession… | <bound method AuthorMaster.format_years of <AuthorMaster #93141: David Ortiz>> |
| Joe Orton | English playwright and author | <bound method AuthorMaster.format_years of <AuthorMaster #19827: Joe Orton>> |
| George Orwell | English author and journalist | <bound method AuthorMaster.format_years of <AuthorMaster #110: George Orwell>> |
| Eric Osborn | | <bound method AuthorMaster.format_years of <AuthorMaster #97644: Eric Osborn>> |
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| John Osborne | English playwright | <bound method AuthorMaster.format_years of <AuthorMaster #15449: John Osborne>> |
| Mary Pope Osborne | American children's writer | <bound method AuthorMaster.format_years of <AuthorMaster #62826: Mary Pope Osborne>> |
| Jack Osbourne | Son of Ozzy and Sharon Osbour… | <bound method AuthorMaster.format_years of <AuthorMaster #9340: Jack Osbourne>> |
| Kelly Osbourne | English singer-songwriter, ac… | <bound method AuthorMaster.format_years of <AuthorMaster #9369: Kelly Osbourne>> |
| Ozzy Osbourne | English heavy metal vocalist … | <bound method AuthorMaster.format_years of <AuthorMaster #6508: Ozzy Osbourne>> |
| Arthur O'Shaughnessy | British poet | <bound method AuthorMaster.format_years of <AuthorMaster #94939: Arthur O'Shaughnessy>> |
| Hitoshi Oshitani | Japanese physician | <bound method AuthorMaster.format_years of <AuthorMaster #102303: Hitoshi Oshitani>> |
