- Jewell Island
- Junction Island
- Jackson Island
- Jarvis Island
- Joe Island
- Joe Mace Island
- Jumbo Island
- Jacknife Islands
- Jacob Rock
- Japonski Island
- John Rock
- Jug Island
- Jackpot Island
- Jenny Islands
- Jackson Island
- Jennie M Island
- Jenny Island
- Jimmy Island
- Joe Devlin Island
- Joe Guay Island
- Jokinaugh Island
- Joly Island
- Junction Island