Thomas Seymour
Thomas or Tom Seymour may refer to:
- Thomas Seymour, 1st [Baron Seymour of Sudeley], English nobleman
- Thomas H. Seymour, U.S. representative from Connecticut
- Thomas Day Seymour, American classical scholar
- Thomas Seymour, British director who worked under the name Walter Forde
- Tommy Seymour (footballer), English footballer, trainer and physio
- Tommy Seymour, Scottish rugby player
- Thomas Seymour (MP), MP for London, 1529
- Tom Seymour (chief executive), former CEO of PwC in Australia
- Tom Seymour (politician), member of the North Dakota Senate