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- Tommy Page (Sire/Warner Bros.)
- Jack Palance
- Paul Parker (Sire/Warner Bros.)
- Van Dyke Parks
- Peter, Paul & Mary
- Tom Petty
- Phajja
- Porno for Pyros
- The Premiers
- The Pretenders
- The Pretty Things
- Dory Previn
- Primal Scream (Sire/Warner Bros.)
- Prince
- Private Life
- The Prodigy (Maverick/Warner Bros.)
- Program 2 (Sire/Warner Bros.)
- James Prosser (Warner Bros. Nashville)
- Bonnie Prudden
- Richard Pryor
- Public Image Limited
- Pudgee tha Phat Bastard (Giant/Warner Bros.)
Read more about this topic: List Of Former Warner Bros. Records Artists