1965–66 AHL season

The 1965–66 AHL season was the 30th season of the American Hockey League. Nine teams played 72 games each in the schedule. The league played a limited interlocking schedule with the Western Hockey League which was repeated two seasons later. The Quebec Aces finished first overall in the regular season. The Rochester Americans won their second consecutive Calder Cup championship.

Final standings
Note: GP = Games played; W = Wins; L = Losses; T = Ties; GF = Goals for; GA = Goals against; Pts = Points;

Scoring leaders
Note: GP = Games played; G = Goals; A = Assists; Pts = Points; PIM = Penalty minutes
 * complete list

Calder Cup playoffs

 * First round
 * Rochester Americans defeated Quebec Aces 4 games to 2.
 * Springfield Indians defeated Hershey Bears 3 games to 0.
 * Cleveland Barons defeated Pittsburgh Hornets 3 games to 0.
 * Second round
 * Rochester Americans earned second round bye.
 * Cleveland Barons defeated Springfield Indians 3 games to 0.
 * Finals
 * Rochester Americans defeated Cleveland Barons 4 games to 2, to win the Calder Cup.
 * list of scores

Trophy and award winners

 * Team awards
 * Individual awards
 * Other awards