- Sir William B. Thornton
- Sir William Christopher Macdonald
- Sir William Cornelius Van Horne
- Sir William Dillon Otter
- Sir William Edmond Logan
- Sir William Edward Parry
- Sir William Fenwick Williams
- Sir William Ford Coaker
- Sir William Francis Butler
- Sir William Howard Hearst
- Sir William Johnson
- Sir William Mackenzie
- Sir William Mulock
- Sir William Osler
- Sir William Pearce Howland
