Constantine George (Gus) Mitges, B.V.Sc., D.V.M., V.S. (5 February 1919 – 1 November 2009) was a Greek-Canadian member of the Canadian House of Commons from 1972 to 1993. By career, he was a veterinarian.Mitges was born in Psili Vrisi, Greece. He came to Canada at the age of six and grew up in Guelph. A veterinarian by profession, he entered politics when he served as a school board member.