Isaac Duncan MacDougall (10 July 1897 – 4 April 1969) was a National Government, Conservative and Progressive party member of the House of Commons of Canada.
He was born in Strathlorne, Nova Scotia and became an auditor, barrister, journalist and student.
He was defeated by Donald MacLennan of the Liberal party.
MacDougall was also unsuccessful in winning back the seat in the 1940 election as a National Government candidate.
This article about a Nova Scotia politician is a stub.