An original something, dear maid, you would wish me to write; but how shall I begin? For I'm sure I have not original in me, Excepting Original Sin.

Thomas Campbell may refer to:
Thomas Campbell (writer) (1733–1795) Church of Ireland clergyman and traveller
Thomas Campbell (clergyman) (1763–1854) American religious leader
Thomas Campbell (poet) (1777–1844) Scottish poet
Thomas Jefferson Campbell (1786–1850) American politician
Thomas Campbell (sculptor) (1790-1858) Scottish sculptor
Thomas Edmund Campbell (c. Senate candidate
Thomas Campbell (visual artist) (born c. 1810–1872) seigneur and political figure in Canada East
Thomas Cockburn-Campbell (1845–1892) English-born journalist and politician in Australia
Thomas Mitchell Campbell (1856–1923) American politician Governor of Texas
Thomas Joseph Campbell (1872–1946) Irish politician journalist & jurist
Thomas Edward Campbell (1878–1944) Governor of Arizona
Tom Campbell (cricketer) (1882–1924) South African wicket-keeper
Thomas Monroe Campbell (1883–1956) first Cooperative Extension Agent in the United States
Thomas Hardesty Campbell (1907–1989) American Cumberland Presbyterian minister
Tom Campbell (Canadian politician) (1927-2012) former Canadian Mayor of Vancouver
Thomas Campbell (coach) college football head coach
Tom Campbell (philosopher) philosopher and law professor
Tom Campbell (California politician) (born 1952) former Congressman 2010 U.