Thomas or Tom Webb may refer to:
Arts Thomas Webb (engraver) (1797–1822), British metal engraver
Thomas Webb (glassmaker) (1804–1869), English founder of Thomas Webb & Sons Thomas Webb & Sons, English glass company Thomas Webb (artist, born 1991), British multidisciplinary artist
Politics Thomas Webb (Gloucester MP) (c. 1663–1734), English MP for Gloucester Thomas Richmond Webb (1663–1731), English politician, MP for Calne, Cricklade and Devizes Sir Clifton Webb (politician) (Thomas Clifton Webb, 1889–1962), New Zealand politician and diplomat
Religion Thomas Webb (Methodist) (1724–1796), British-born Methodist pioneer and missionary in America Thomas Webb (priest) (died 1797), Dean of Kilmore Thomas Theodor Webb (1885–1948), Methodist missionary at Milingimbi Island, northern Australia, in the 1920s
Others Thomas Smith Webb (1771–1819), American Masonic author Thomas William Webb (1807–1885), British astronomer Thomas Webb (co-operator) (1829–1896), British co-operative movement activist Thomas Webb (judge) (1845–1916), Australian barrister and Supreme Court of Victoria judge T. I. Webb Jr. (Thomas Isham Webb Jr., 1880–1975), American golfer
Thomas Llewelyn Webb (born 1978), British social psychologist Tom Webb, American college basketball coach