Canada
Îles commençant par u
- Udiarsuk Island
- Ugiaraarjuk Island
- Ugjuk Island
- Ugliarjuk Island
- Ugpitimik Island
- Uguhivig Island
- Ujaraqtuunnuaq Island
- Ujarasujjulik Island
- Ujarat Island
- Ujuk Island
- Ukiarsivik Island
- Ukkalek Island
- Ukkusissaalik Island
- Ulituqisalik Island
- Ulley Island
- Ullit Island
- Ulvingen Island
- Umber Island
- Umbrella Island
- Umbrella Island
- Umbrella Island
- Umiak Island
- Umiavinitalik Island
- Umingmalik
- Umingmiqivik Island
- Umisk Island
- Umwah Island
- Unahitak Island
- Unburnt Island
- Uncle Henry Island
- Uncle Jims Island
- Undercliff Island
- Underhill Island
- Underhill Island
- Underwood Island
- Unger Island
- Union Island
- Union Island
- Union Jack Island
- Upernavik Island
- Upirngivik Island
- Upistutik Island
- Upper Black Island
- Upper Calf Island
- Upper Duck Island
- Upper Duck Island
- Upper Foley Island
- Upper Frost Island
- Upper Island
- Upper Island