- Ozan Candogan
- Ozge Turut
- Ozge Yapar
- Ozgun Caliskan Demirag
- Özgür Aksoy
- Özlem Ergun
- P. A. Parrilo
- P. Ewing
- P. J. Daugherty
- P. Santibáñez
- P.K. Kannan
- P.N. Roy
- Paat Rusmevichientong
- Pablo A. Parrilo
- Pablo Hernandez-Coronado
- Pablo V. Smith
- Pacific Lumber Company
- Padma Ramanujan
- Pagona Lagiou
- Paige von Achen