Authors Index - Authors starting with "O"
- O'Shea Jackson, Jr.
- O. Henry
- O. J. Simpson
- O. R. Melling
- O. T. Fagbenle
- O. T. Genasis
- O. Winston Link
- Obiageli Ezekwesili
- Obie Trice
- Octave Mirbeau
- Octavia Butler
- Octavia E. Butler
- Octavia Spencer
- Octavian Paler
- Octavio Paz
- Oded Fehr
- Odell Beckham, Jr.
- Odette Annable
- Odeya Rush
- Odilon Redon
- Offset
- Ofra Haza
- Ofra Strauss
- Og Mandino
- Ogden Nash
- Okky Madasari
- Oksana Baiul
- Oksana Masters
- Olafur Eliasson
- Olav Thon
- Oleg Cassini
- Oleg Deripaska
- Oleg Kulik
- Olesya Rulin
- Olga Fonda
- Olga Korbut
- Olga Kurylenko
- Olin Miller
- Olive Schreiner
- Oliver Cromwell
- Oliver E. Williamson
- Oliver Ellsworth
- Oliver Evans
- Oliver Goldsmith
- Oliver Hardy
- Oliver Herford
- Oliver Hudson
- Oliver Jackson-Cohen
- Oliver Joseph Lodge
- Oliver Kahn
- Oliver North
- Oliver Platt
- Oliver Reed
- Oliver Sacks
- Oliver Sim
- Oliver St. John
- Oliver Stone
- Oliver Tambo
- Oliver Wendell Holmes, Jr.
- Oliver Wendell Holmes, Sr.
- Olivia Colman
- Olivia Cooke
- Olivia Culpo
- Olivia d'Abo
- Olivia De Havilland
- Olivia DeJonge
- Olivia Holt
- Olivia Hussey
- Olivia Munn
- Olivia Newton-John
- Olivia Thirlby
- Olivia Wilde
- Olivia Williams
- Olivier Dahan
- Olivier Martinez
- Olivier Megaton
- Olivier Messiaen
- Olivier Sarkozy
- Olivier Theyskens
- Olly Murs
- Olof Palme
- Olusegun Obasanjo
- Olympia Brown
- Olympia Dukakis
- Olympia Snowe
- Om Malik
- Om Puri
- Omar Ahmad
- Omar Amanat
- Omar Benson Miller
- Omar Bongo
- Omar Dorsey
- Omar Epps
- Omar Khayyam
- Omar N. Bradley
- Omar Sharif
- Omar Sy
- Omar Torrijos Herrera
- Omari Hardwick
- OMI
- Omri Katz
- Oona Chaplin
- Opal Tometi
- Ophelia Lovibond
- Oprah Winfrey
- Oral Roberts
- Oren Peli
- Orhan Pamuk
- Ori Gersht
- Oriana Fallaci
- Origen
- Orison Swett Marden
- Orla Brady
- Orlando Aloysius Battista
- Orlando Bloom
- Orlando Brown
- Orlando Cepeda
- Orlando Gibbons
- Orlando Jones
- Ornella Muti
- Ornette Coleman
- Orrin Hatch
- Orson F. Whitney
- Orson Pratt
- Orson Scott Card
- Orson Welles
- Orville Redenbacher
- Orville Wright
- Ory Okolloh
- Os Guinness
- Osama bin Laden
- Oscar De La Hoya
- Oscar de la Renta
- Oscar Fernandes
- Oscar Hammerstein
- Oscar Hammerstein II
- Oscar Hijuelos
- Oscar Isaac
- Oscar Levant
- Oscar Munoz
- Oscar Niemeyer
- Oscar Nunez
- Oscar Peterson
- Oscar Pistorius
- Oscar Robertson
- Oscar Taveras
- Oscar Wilde
- Oskar Kokoschka
- Oskar Schindler
- Oskar Werner
- Osman Baydemir
- Osman Rashid
- Osric Chau
- Ossie Davis
- Oswald Chambers
- Oswald Mosley
- Oswald Spengler
- Otis Blackwell
- Otis Redding
- Otis Rush
- Otis Williams
- Ottessa Moshfegh
- Ottmar Hitzfeld
- Otto Bauer
- Otto Dix
- Otto Frank
- Otto Hahn
- Otto Heinrich Warburg
- Otto Hermann Kahn
- Otto Lilienthal
- Otto Loewi
- Otto Penzler
- Otto Preminger
- Otto Rank
- Otto Schily
- Otto von Bismarck
- Otto Wallach
- Otto Weininger
- Ouida
- Ovadia Yosef
- Oveta Culp Hobby
- Ovid
- Owain Yeoman
- Owen Arthur
- Owen Benjamin
- Owen Chamberlain
- Owen D. Young
- Owen Feltham
- Owen Glendower
- Owen Hart
- Owen King
- Owen Paterson
- Owen Wilson
- Owen Wister
- Oxana Chusovitina
- Ozwald Boateng
- Ozzie Smith
- Ozzy Osbourne