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| Image | Author | Nationality |
|---|---|---|
| Michael Oxley |
American Politician |
|
|
David Oyelowo |
English Actor |
|
Sadaharu Oh |
Japanese Athlete |
|
Sandra Oh |
Canadian Actress |
| Daniel Okrent |
American Editor |
|
|
George Andrew Olah |
American Scientist |
| Marvin Olasky |
American Educator |
|
| Alexander Dale Oen |
Norwegian Athlete |
|
|
Roger von Oech |
|
|
Bruce Oldfield |
English Designer |
|
Mike Oldfield |
English Musician |
| John Oldham |
American Celebrity |
|
|
Will Oldham |
American Musician |
| Sam Olens |
American Public Servant |
|
| Larisa Oleynik |
American Actress |
|
| Margaret Oliphant |
Scottish Novelist |
|
|
Mark Oliphant |
Australian Scientist |
| Pat Oliphant |
Australian Cartoonist |
|
|
Tony Oliva |
American Athlete |
|
Andrew Oliver |
American Politician |
| Barney Oliver |
Scientist |
|
| Frederick Scott Oliver |
|
|
| Gene Oliver |
American Athlete |
|
| James Oliver |
British Politician |
|
|
William Odom |
American Soldier |
