Thomas Leighton

Thomas or Tom Leighton may refer to:
 * Thomas Leighton (fl.1485), MP for Shropshire (UK Parliament constituency)
 * Thomas Leighton (died 1600), MP for Shropshire
 * Thomas Leighton (governor), died 1610, 16th century Governor of Guernsey and MP for Worcestershire
 * Thomas Leighton (surgeon) (died 1848), surgeon to the general hospital of Newcastle-upon-Tyne
 * Thomas M. Leighton, American politician