Thomas Beckett may refer to:
Thomas à Beckett (judge) (1836–1919), Australian solicitor Thomas W. Naylor Beckett (1839–1906), English-born planter, botanist and bryologist Thomas Beckett, the main protagonist in Sniper (film series) Tom Beckett (born 1962), British Army lieutenant-general
See also Thomas Becket (1119–1170), Archbishop of Canterbury Thomas à Beckett (disambiguation)