There are 2 places named Roulston Lake in Canada.
All places in the world called "Roulston Lake".
Wellington (4)
Windsor (4)
Benton (3)
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)
Cavendish (2)
Deer Lake (2)
Fredericton (2)
Kaslo (2)
Mackenzie (2)
Perth (2)
Saint-Charles (2)
Sherbrooke (2)
Trout Lake (2)
Aylmer (2)
Burlington (2)
Clinton (2)
Echo Bay (2)
Greenwood (2)