Thomas or Tom Whittaker may refer to: Thomas Bartlett Whitaker (born 1979), American criminal, former Texas Death Row inmate Thomas Whittaker (martyr) (1614–1646), English Roman Catholic priest Thomas Whittaker (metaphysician) (1856–1935), English metaphysician and critic Thomas Sherren Whittaker (1868–1914), British Isles rugby union footballer Thomas Whittaker (politician) (1850–1919), British politician Tom Whittaker (footballer) (1898–1956), football player and manager of Arsenal F.C. Tom Whittaker (mountaineer) (born 1948), disabled mountaineer, the first disabled person to climb Mount Everest Tom Whittaker (rugby union) (born 1986), English rugby union footballer Tom Whittaker (trade unionist) (died 1995), English trade union leader Thomas W. Whitaker (1904–1993), American botanist and horticulturist T. K. Whitaker (1916–2017), Irish economist and public servant Thomas Dunham Whitaker (1759–1821), English clergyman and topographer Thomas Whittaker (rugby league), rugby league footballer who played in the 1900s and 1910s