- Rothesay
- Aser Rothstein
- Boris Roubakine
- Roubaud, Pierre-Joseph-Antoine
- Rough Trade
- Roughing It in The Bush: or, Forest Life in Canada
- Roughriders de la Saskatchewan
- Alfred Rouleau
- Rouleau californien (Tojo maki)
- Joseph Rouleau
- Canadiens d’origine roumaine
- Round Table Movement
- Rounthwaite, Dick & Hadley Architects & Engineers
- Albert Rousseau
- Jacques Rousseau
