Thomas Mahon

Thomas Mahon may refer to:


 * Thomas Mahon (Irish MP) (1701–1782), MP for County Roscommon
 * Thomas Mahon, 2nd Baron Hartland (1766–1835), MP for County Roscommon, grandson of the above
 * Thomas Mahon (tailor), English tailor and weblogger
 * Thomas J. Mahon, American politician and jurist