Er bestaan 3 plaatsen met de naam Williamson Island in Canada.
Alle plaatsen in de wereld die "Williamson Island" heten.
Wellington (4)
Windsor (4)
Kingston (3)
Victoria (3)
Havelock (3)
Centreville (3)
Sidney (3)
Borden (3)
Princeton (3)
Westport (3)
Milton (3)
Richmond (3)
Benton (3)
Saint Andrews (3)
Selkirk (3)
Tracadie (3)
Alma (2)
Boundary (2)
Chipman (2)
Durham (2)
Grand Falls (2)
Laflèche (2)
Morden (2)
Radisson (2)
Saint Louis (2)
Stanley (2)
Waterloo (2)
Beaver Crossing (2)
Campbellton (2)
Coronation (2)