- Thomas Greenway
- Thomas Griffith Taylor
- Thomas H. Head
- Thomas H. Patching
- Thomas Head Raddall
- Thomas Heath Haviland
- Thomas H.B. Symons
- Thomas Hoppe: Maclean's 1995 Honor Roll
- Thomas Howarth
- Thomas James
- Thomas-Jean-Jacques Loranger
- Thomas John Bata
- Thomas Joseph Dowling
- Thomas K. Poiker
- Thomas K. Shoyama
