There are 2 places named William Island in Canada.
All places in the world called "William Island".
Wellington (4)
Windsor (4)
Victoria (3)
Kingston (3)
Havelock (3)
Sidney (3)
Centreville (3)
Borden (3)
Princeton (3)
Westport (3)
Milton (3)
Richmond (3)
Benton (3)
Selkirk (3)
Tracadie (3)
Saint Andrews (3)
Souris (2)
Albany (2)
Bon Accord (2)
Chatham (2)
Dorset (2)
Glenwood (2)
Minto (2)
Port Maitland (2)
Saint-Jean (2)
Saint Vincent (2)
Swift Current (2)
Weston (2)
Beaumont (2)
Caledonia (2)