Gregory Forristall (February 15, 1950 – May 10, 2017) was an American politician who served in the Iowa House of Representatives from 2007 until his death in 2017.

He also served as the chair of the Labor committee and as a member of the Economic Development Appropriations Subcommittee.

After graduation from Carson-Macedonia High School in 1968, he went on to complete coursework in computer science and international marketing at Iowa Western Community College and earned bachelor's and master's degrees in music at the University of Iowa in 1972 and 1973 respectively.

Forristall was a founding and continuing member of the Grist Mill Fine Arts Council.

[1] During a June 2014 trial lasting two days, a jury of six people determined the defendant not guilty after one hour of deliberation.