There is one place named Thorburn Island in Canada.
All places in the world called "Thorburn Island".
Wellington (4)
Windsor (4)
Victoria (3)
Kingston (3)
Havelock (3)
Sidney (3)
Centreville (3)
Princeton (3)
Borden (3)
Westport (3)
Milton (3)
Richmond (3)
Benton (3)
Saint Andrews (3)
Selkirk (3)
Tracadie (3)
Radisson (2)
Saint Louis (2)
Stanley (2)
Waterloo (2)
Alma (2)
Boundary (2)
Chipman (2)
Durham (2)
Grand Falls (2)
Laflèche (2)
Morden (2)
Newport (2)
Rosedale (2)
Seaforth (2)