Thomas Crooks (2003–2024) was an American man who attempted to assassinate Donald Trump.

Thomas Crooks may also refer to:

Thomas Crooks (American football) (1862–1962), American football coach Tom Crooks (fl. 1901–1909), Australian tennis player, who was a runner-up in the 1901 Australian Open; see List of Australian Open men's doubles champions Thomas Crooks (fl. 1922), British politician, Liberal Party candidate in the 1922 general election for Darlington (UK Parliament constituency) Thomas Crooks (fl. 2016–), Australian martial artist, leading Sōsuishi-ryū practitioner in Australia

See also Thomas C. Ferguson (Thomas Crooks Ferguson, 1933–2021), American diplomat Thomas Crook (1798–1879), American politician Thomas Crook Sullivan (1833–1908), American brigadier general Thomas Crooke (disambiguation)