- Pedersen, Peder C.2
- Peet, R. Creighton9
- Petkie, Douglas Todd3
- Petruccelli, Joseph D.1
- Peura, Robert A.1
- Phillies, George D.J.1
- Pierson, Stephen W.2
- Pins, George D2
- Planchard, David C.3
- Politz, Samuel M.1
- Pollice, Gary F.8
- Posterro, Barry John1
- Pu, Hansong7