P
- Panama: Panama Francis
- Pancho: Kenny Hagood
- Papa: Papa Celestin
- Papa: Louis "Papa" Tio
- Papa Jack: Papa Jack Laine
- Papa Jo: Jonathan David Samuel Jones
- Papa Joe: Joe "King" Oliver
- Papa Mutt: Thomas Carey aka Mutt Carey
- Pat: Laurdine "Pat" Patrick
- Patriarch of the Clarinet (the): Benny Goodman aka "the Professor", "Swing's Senior Statesman", "the King of Swing"
- Peanuts: Peanuts Holland
- Peanuts: Peanuts Hucko
- Peck: Peck Kelley
- Pee Wee: H. B. Barnum
- Pee Wee: Alfred "Pee Wee" Ellis
- Pee Wee: Pee Wee Erwin
- Pee Wee: Pee Wee Hunt
- Pee Wee: Pee Wee Russell
- Pee Wee: Leon "Pee Wee" Whittaker
- Pepper: Pepper Adams aka "the Knife"
- Pete: Pete Candoli
- Pharoah: Farrell Sanders
- Phantom: Joe Henderson
- Philly Joe: Joseph Jones
- Pinetop: Pinetop Perkins (Joseph William Perkins)
- Pinetop: Clarence Smith aka "Pine Top"
- Polo: Polo Barnes
- Pony: Norwood Poindexter
- Pops: Sidney Bechet
- Pops: Louis Armstrong aka "Satchel Mouth", "Satchmo", "Dipper Mouth"
- Pops: George Murphy "Pops" Foster
- Pops: Robert Popwell
- Pops: Paul Whiteman
- Porky: Al Porcino
- Pretty: Bernard Purdie
- Pres (preferred spelling) or Prez (short for "President"): Lester Young
- Prince of Darkness: Miles Davis
- Professor, the: Cab Calloway
- Professor (the): Benny Goodman aka "the Patriarch of the Clarinet", "Swing's Senior Statesman", "the King of Swing"
- Punch: Punch Miller
Read more about this topic: List Of Nicknames Of Jazz Musicians, List of Jazz Nicknames