Glenn Dale Steil (August 29, 1940 – May 7, 2010) was an American politician who served as a member of the Michigan Senate from the 32nd and 30th districts as a member of the Republican Party. Steil grew up in Grand Rapids, Michigan, and graduated from Davenport University and Aquinas College. In the 1990s he entered politics when he served as the chairman of multiple organizations supporting term limits for politicians. After leading a successful term limit ballot initiative Steil ran in a special election for Michigan's 3rd congressional district, but was defeated in the Republican primary. He later won a seat in the Michigan Senate in a special election and served until he was term limited in 2003.