Thomas Clarkson (disambiguation)
Thomas Clarkson was an English abolitionist.
Thomas Clarkson may also refer to:
- Tom Clarkson (rugby league), English rugby league footballer of the 1910s, 1920s and 1930s
- Tom Clarkson (rugby union), Irish rugby union player of the 2020s
- Thomas Clarkson (Upper Canada), Canadian businessman and founder of Clarkson Gordon
- Thomas S. Clarkson, American businessman and philanthropist
- Thomas W. Clarkson, heavy metals toxicologist
- Thomas Clarkson (footballer), English footballer
- T. Henry Clarkson, American golfer and billiards player
- Tom Clarkson (Waterloo Road), a character in the TV series ''Waterloo Road''