Michael ("Mike") C. Smith (born September 16, 1967) is a former Canadian world-class decathlete from Kenora, Ontario. He attended Pinecrest Elementary School, Lakewood Intermediate School and Beaver Brae Secondary School.
Smith won a silver medal at the World Junior Track and Field Championships in 1986, and won a gold medal at the Commonwealth Games of 1990. At the 1988 Olympics in Seoul, he placed 14th after developing tendinitis. In 1991, he was the silver medal winner at the World Track and Field Championships, and was the first North American to win the Götzis International Decathlon (he won again in 1996).
As Canada's flagbearer at the 1992 Olympics, Smith pulled a hamstring and was forced to withdraw on the first day of the two-day competition. In 1994, He won gold at the Commonwealth Games for the second time. Smith now resides in Calgary where he is a financial advisor at J.F. Mackie & Co. Ltd. and is also an athletics analyst for CBC Sports.