| 1990–91 AHL season | |
| League: | American Hockey League |
| Sport: | Ice hockey |
| Season: | Regular season |
| Season Champ Name: | F. G. "Teddy" Oke Trophy |
| Season Champs: | Springfield Indians |
| Mvp: | Kevin Todd |
| Mvp Link: | Les Cunningham Award |
| Top Scorer: | Kevin Todd |
| Top Scorer Link: | John B. Sollenberger Trophy |
| Finals: | Playoffs |
| Finals Link: | 1991 Calder Cup playoffs |
| Finals Champ: | Springfield Indians |
| Finals Runner-Up: | Rochester Americans |
| Playoffs Mvp: | Kay Whitmore |
| Playoffs Mvp Link: | Jack A. Butterfield Trophy |
| Seasonslistnames: | AHL |
The 1990–91 AHL season was the 55th season of the American Hockey League. Fifteen teams played 80 games each in the schedule. The Rochester Americans finished first overall in the regular season. The Springfield Indians won their seventh and final Calder Cup championship.
Note: GP = Games played; W = Wins; L = Losses; T = Ties; GF = Goals for; GA = Goals against; Pts = Points;
| North | GP | W | L | T | Pts | GF | GA | |
|---|---|---|---|---|---|---|---|---|
| Springfield Indians (HFD) | 80 | 43 | 27 | 10 | 96 | 348 | 281 | |
| Cape Breton Oilers (EDM) | 80 | 41 | 31 | 8 | 90 | 306 | 301 | |
| Moncton Hawks (WIN) | 80 | 36 | 32 | 12 | 84 | 270 | 267 | |
| Fredericton Canadiens (MTL) | 80 | 36 | 35 | 9 | 81 | 295 | 292 | |
| Maine Mariners (BOS) | 80 | 34 | 34 | 12 | 80 | 269 | 284 | |
| Halifax Citadels (QUE) | 80 | 33 | 35 | 12 | 78 | 338 | 340 | |
| New Haven Nighthawks (LAK) | 80 | 24 | 45 | 11 | 59 | 246 | 324 |
| South | GP | W | L | T | PTS | GF | GA | |
|---|---|---|---|---|---|---|---|---|
| Rochester Americans (BUF) | 80 | 45 | 26 | 9 | 99 | 326 | 253 | |
| Binghamton Rangers (NYR) | 80 | 44 | 30 | 6 | 94 | 318 | 274 | |
| Baltimore Skipjacks (WSH) | 80 | 39 | 34 | 7 | 85 | 325 | 289 | |
| Hershey Bears (PHI) | 80 | 33 | 35 | 12 | 78 | 313 | 324 | |
| Adirondack Red Wings (DET) | 80 | 33 | 37 | 10 | 76 | 320 | 346 | |
| Utica Devils (NJD) | 80 | 36 | 42 | 2 | 74 | 325 | 346 | |
| Capital District Islanders (NYI) | 80 | 28 | 43 | 9 | 65 | 284 | 323 | |
| Newmarket Saints (TOR) | 80 | 26 | 45 | 9 | 61 | 278 | 317 |
Note: GP = Games played; G = Goals; A = Assists; Pts = Points; PIM = Penalty minutes
| Player | Team | GP | G | A | Pts | PIM | |
|---|---|---|---|---|---|---|---|
| 75 | 37 | 81 | 118 | 75 | |||
| 69 | 50 | 51 | 101 | 32 | |||
| 76 | 25 | 75 | 100 | 182 | |||
| 71 | 47 | 52 | 99 | 192 | |||
| 75 | 40 | 58 | 98 | 30 | |||
| 77 | 33 | 63 | 96 | 91 | |||
| 77 | 56 | 40 | 96 | 61 | |||
| 79 | 35 | 61 | 96 | 34 | |||
| 77 | 38 | 57 | 95 | 42 | |||
| 71 | 47 | 45 | 92 | 51 |
See main article: 1991 Calder Cup playoffs.
Note: Preliminary Round was played as a two-game, total-goals series
| Calder Cup Playoff champions: | Springfield Indians | |
| Richard F. Canning Trophy North division playoff champions: | Springfield Indians | |
| Robert W. Clarke Trophy South division playoff champions: | Rochester Americans | |
| F. G. "Teddy" Oke Trophy Regular Season champions, North Division: | Springfield Indians | |
| John D. Chick Trophy Regular Season champions, South Division: | Rochester Americans |
| Les Cunningham Award Most valuable player: | Kevin Todd - Utica Devils | |
| John B. Sollenberger Trophy Top point scorer: | Kevin Todd - Utica Devils | |
| Dudley "Red" Garrett Memorial Award Rookie of the year: | Patrick Lebeau - Fredericton Canadiens | |
| Eddie Shore Award Defenceman of the year: | Norm Maciver - Cape Breton Oilers | |
| Aldege "Baz" Bastien Memorial Award Best Goaltender: | ||
| Harry "Hap" Holmes Memorial Award Lowest goals against average: | David Littman & Darcy Wakaluk - Rochester Americans | |
| Louis A.R. Pieri Memorial Award Coach of the year: | Don Lever - Rochester Americans | |
| Fred T. Hunt Memorial Award Sportsmanship / Perseverance: | Glenn Merkosky - Adirondack Red Wings | |
| Jack A. Butterfield Trophy MVP of the playoffs: | Kay Whitmore - Springfield Indians |
| James C. Hendy Memorial Award Most outstanding executive: | Frank Mathers | |
| James H. Ellery Memorial Awards Outstanding media coverage: | Bob Dittmeier, Adirondack / Capital District, (newspaper) Bob Matthews, Rochester, (radio) Jimmy Young & Tom Caron, Maine, (television) | |
| Ken McKenzie Award Outstanding marketing executive: | Jan MacDonald, New Haven Nighthawks |