Canada
Pays du monde
J
- (Regional District of Alberni-Clayoquot) Jaques Island
- (Central Coast Regional District) Jap Island
- (Regional District of Alberni-Clayoquot) Janson Island
- (Strathcona Regional District) Jane Islet
- (Regional District of Kitimat-Stikine) Jane Island
- (Regional District of Alberni-Clayoquot) Jane Island
- (Regional District of Mount Waddington) Jamieson Island
- (Capital Regional District) Jackscrew Island
- (Charlotte County) Jameson Island
- (Capital Regional District) James Island
- Jans Bay
- Jansen
- Joe Batt's Arm-Barr'd Islands-Shoal Bay
- Jackson's Arm
- Joffre