Mark P. Mahon (April 24, 1930 – September 7, 2017) was an American politician.
He served in the United States Air Force during the Korean War.
In 1959, he moved to Bloomington, Minnesota and worked at International Harvester.
Mahon served on the Bloomington City Council from 1979 to 1993.
He then served, as a Democrat, in the Minnesota House of Representatives from 1993 to 1998.