1989–90 NCAA Division I men's ice hockey season

The 1989–90 NCAA Division I men's ice hockey season began in October 1989 and concluded with the 1990 NCAA Division I Men's Ice Hockey Tournament's championship game on April 1, 1990, at the Joe Louis Arena in Detroit, Michigan. This was the 43rd season in which an NCAA ice hockey championship was held and is the 96th year overall where an NCAA school fielded a team.

Pre-season polls
The top teams in the nation as ranked before the start of the season.

The WMPL poll was voted on by coaches. The College Hockey Statistics Bureau (CHSB) / WMEB poll was voted on by media.

This was the last season of the College Hockey Statistics Bureau.

Bob Croce of the Times Union newspaper in Albany, New York, started conducting a poll in 1989 voted on by coaches, media, and NHL scouts

Final regular season polls
The final WMPL and Times Union polls were released before the conference tournaments.

The final CHSB/WMEB poll was released before the conference tournament finals.

Scoring leaders
The following players led the league in points at the conclusion of the season.

GP = Games played; G = Goals; A = Assists; Pts = Points; PIM = Penalty minutes

Leading goaltenders
The following goaltenders led the league in goals against average at the end of the regular season while playing at least 33% of their team's total minutes.

GP = Games played; Min = Minutes played; W = Wins; L = Losses; OT = Overtime/shootout losses; GA = Goals against; SO = Shutouts; SV% = Save percentage; GAA = Goals against average

1990 NHL Entry Draft
† incoming freshman