Thomas Duncan

Thomas Duncan may refer to:

Thomas Duncan (general), United States Army general during the Civil War
Thomas Duncan (Canadian politician), politician in Manitoba, Canada
Thomas Duncan (painter), Scottish portraitist and historical painter
Thomas Duncan (American politician), Milwaukee Socialist senator and representative
Thomas Young Duncan, New Zealand Liberal Party politician
Thomas William Duncan, US writer
Thomas Eric Duncan, first person to die of Ebola in the United States
Tommy Duncan, American musician
Tommy Duncan (footballer), Scottish footballer and manager