This is the list of all people with a lastname starting with "O" that we currently track in the category Other.
| Tim O'Brien | Bill O'Reilly | John Oates |
| Michelle Obama | Téa Obreht | Kenzaburo Oe |
| Nick Offerman | Michael Ondaatje | Alan Oppenheimer |
| Hiromi Oshima | Marie Osmond | Donny Osmond |
| Joel Osteen | Mark Owen |