Stephen Paul Martinson (born June 21, 1959) is an American former professional ice hockey player and coach.

He played 49 games in the National Hockey League with the Detroit Red Wings, Montreal Canadiens, and Minnesota North Stars between 1987 and 1992.

Martinson's first head coaching job was with the San Diego Gulls of the West Coast Hockey League in 1995.

The Americans joined the ECHL in 2014 and continued to have success, winning the league championship Kelly Cup after their first two seasons, in 2015 and 2016.

On June 27, 2024, Martinson was named as head coach of the Federal Prospects Hockey League expansion team, the Athens Rock Lobsters, in their inaugural season.

On October 21, 2023, Rockford IceHogs, now of the American Hockey League, announced Martinson would one of the first three inductees into the team's Ring of Honor.