News Wires, White Papers, and Books
- Osborne, Na'Taki
- Osbourne, Kelly
- Oslin, K. T.
- Osment, Emily 1992–
- Osment, Haley Joel 1988–
- Osmond, Marie 1959-
- Osser, Jonathan 1989–
- Ostin, Mo
- Ostrow, Ron
- Osugi, Ren 1951- (Ren Ohsugi, Ren Oosugi)
- Oswalt, Patton 1969- (Shecky Chucklestein, Patton P. Oswalt)
- Oteri, Cheri 1965–
- Otis, Clarence, Jr.
- Otis, Clyde
- Otis, Johnny
- Ott, David
- Ottman, John 1964-
- Otto, Miranda 1967–
- Otto, Rick 1973-
- Otunga, Maurice Michael