Thomas Davidson may refer to:
Thomas Davidson (printer) (fl. early 16th century), Scottish printer in the reign of James V Thomas Davidson (palaeontologist) (1817–1885), Scottish palaeontologist Thomas Davidson (poet) (1838–1870), Anglo-Scottish poet Thomas Davidson (philosopher) (1840–1900), Scottish philosopher Thomas Davidson (painter) (1842–1919), English painter Thomas G. Davidson (1805–1883), U.S. Representative from Louisiana Thomas Scott Davidson (1858–1933), Canadian auctioneer and politician Thomas Davidson (naval architect) (1828–1874), naval constructor in the United States Navy Thomas Randall Davidson (1747–1827), Church of Scotland minister and landowner Thomas Whitfield Davidson (1876–1974), U.S. federal judge Tommy Davidson (born 1963), American actor Tommy Davidson (footballer) (1873–1949), Scottish footballer Rex Davidson (Thomas Rex Davidson, 1927–2017), Australian cricketer Thomas Davidson (South African cricketer) (1906–1987), South African cricketer