There are 4 places named Thomson Island in Canada.
All places in the world called "Thomson Island".
Wellington (4)
Windsor (4)
Saint Andrews (3)
Selkirk (3)
Tracadie (3)
Kingston (3)
Victoria (3)
Havelock (3)
Centreville (3)
Sidney (3)
Borden (3)
Princeton (3)
Westport (3)
Milton (3)
Richmond (3)
Benton (3)
Aylmer (2)
Burlington (2)
Clinton (2)
Echo Bay (2)
Greenwood (2)
La Salle (2)
Mount Pleasant (2)
Red Rock (2)
Saint Paul (2)
Stony (2)
Waugh (2)
Bellevue (2)
Caribou (2)
Cumberland (2)