- Princess Mary, Countess of Harewood (HRH The Princess Royal)
- Princess of Wales Theatre
- Princess Patricia of Connaught
- Princess Patricia’s Canadian Light Infantry (PPCLI)
- Princess Patricia's Canadian Light Infantry Band
- Sheila Na Geira
- Princeton
- Principal Canadian Waterfalls (over 30m drop)
- Principal Reservoirs in Canada
- Principal Rivers of Canada
- Print Industry
- Printmaking
- Priscila Uppal
- Priscilla de Villiers: Maclean's 1995 Honor Roll
- Prism
