Thomas Barker may refer to: Thomas Barker (academic), principal of Brasenose College, Oxford, 1777–1785 Thomas Barker (Australian politician) (1799–1875), Australian politician in New South Wales Thomas Barker (cricketer, born 1798) (1798–1877), English cricketer Thomas Barker (cricketer, born 1812) (1812–1873), English cricketer Thomas Barker (fishing guide) (fl. 1591–1651), British author who wrote about fishing Thomas Barker (mathematician) (1838–1907), Scottish mathematician and professor of pure mathematics Thomas Barker (meteorologist) (1722–1809), weather observer Thomas Barker (painter) (1769–1847), British painter of landscape and rural life Thomas F. Barker (1828–1896), political figure in New Brunswick Thomas Henry Barker (1841–1917), secretary of the Liverpool Chamber of Commerce Thomas Holliday Barker (1818–1889), English temperance advocate and vegetarian Thomas Jones Barker (1815–1882), English historical and portrait painter Thomas Richard Barker (1799–1870), English Independent minister and college tutor Thomas William Barker (1861–1912), Carmarthenshire solicitor Tom Barker (basketball) (born 1955), retired American basketball player Tom Barker (designer) (born 1966), British designer and academic Tom Barker (trade unionist) (1887–1970), New Zealand tram conductor, trade unionist and socialist