Glenn Winston (born April 29, 1989) is a former American football running back. He played college football at Michigan State and Northwood. He was signed by the San Francisco 49ers as an undrafted free agent in 2014 and has also played for the Cleveland Browns.

Winston attended Michigan State University for two years, before being dismissed from the team for violation of team rules.^[1][2] Winston had been involved in two on-campus altercations. The first occurred in October 2008, where he assaulted Michigan State hockey player A. J. Sturges, leaving him seriously injured^[3] and unable to play hockey for two years. The second occurred in December 2009 along with other teammates in a brawl at Michigan State's Rather Hall.^[4] He was later sentenced to six months in jail for the Sturges incident.^[5][6] In 2013, Winston enrolled at Northwood University.^[7][8] In his lone season at Northwood he rushed for 717 yards and nine touchdowns in eight games.

Winston was signed by the San Francisco 49ers after going undrafted in the 2014 NFL Draft.^[9] He was released by the 49ers and claimed off waivers by the Cleveland Browns on August 31, 2014.^[10] He got his first NFL carry on December 13, 2015. On the play, San Francisco 49ers linebacker Ian Williams stripped the ball and reportedly gave Winston a concussion. It would be Winston's only NFL carry.^[11]