1965–66 Michigan State Spartans men's ice hockey season

1965–66 Michigan State Spartans
men's ice hockey season
National champion
WCHA Tournament, co-champion
1966 NCAA Tournament, champion
Conference6th WCHA / 2nd Big Ten
Home iceDemonstration Hall
Record
Overall16–13–0
Conference9–11, 4–4
Home8–5
Road5–8
Neutral3–0
Coaches and captains
Head coachAmo Bessone
Captain(s)Mike Coppo
Alternate captain(s)Don Heaphy
Michigan State Spartans men's ice hockey seasons
« 1964–65 1966–67 »

The 1965–66 Michigan State Spartans men's ice hockey team represented Michigan State University in college ice hockey. In its 15th year under head coach Amo Bessone the team compiled a 16–13–0 record and reached the NCAA tournament for the second time in its history. The Spartans defeated Clarkson 6–1 in the championship game at the Williams Arena in Minneapolis, Minnesota. As of 2018, the 1965–66 Michigan State team has the worst record of any national champion for Division I (or equivalent) ice hockey.