Thomas Darcy may refer to:
Thomas Darcy (judge) (died 1529), Irish cleric and judge Thomas Darcy, 1st Baron Darcy de Darcy (1467–1537), English statesman and rebel leader Thomas Darcy, 1st Baron Darcy of Chiche (1506–1558), English courtier during the reign of Edward VI Thomas Darcy, 1st Earl Rivers (c. 1565–1640), English peer and courtier Thomas F. Darcy (1932–2000), American political cartoonist Thomas F. Darcy Jr. (1895–1968), composer and leader of the US Army Band Tom Darcy (footballer) (1881–1955), South Melbourne footballer Tom Darcy (Australian politician) (1893–1979), politician in Australia
See also Tom Darcey (1906–?), Australian Olympic rower Thomas D'Arcy (disambiguation), several people