In the 1970–71 season of Canadian ice hockey, the Manitoba Junior Hockey League (MJHL) champions were Winnipeg Saints (St. Boniface Saints), who won the Turnbull Memorial Trophy in the final on March 30, 1971, at home in St. Boniface. The Saints went on to win the Anavet Cup by defeating the Weyburn Red Wings of the Saskatchewan Junior Hockey League on April 13, 1971, at the St. James ground in Winnipeg.
| North Division | GP | W | L | T | Pts | GF | GA | |
|---|---|---|---|---|---|---|---|---|
| 48 | 29 | 16 | 3 | 61 | 228 | 179 | ||
| 48 | 27 | 15 | 6 | 60 | 163 | 158 | ||
| 48 | 28 | 17 | 3 | 59 | 224 | 185 | ||
| 48 | 8 | 34 | 6 | 22 | 142 | 241 |
| South Division | GP | W | L | T | Pts | GF | GA | |
|---|---|---|---|---|---|---|---|---|
| 48 | 21 | 19 | 8 | 50 | 210 | 211 | ||
| 48 | 21 | 22 | 5 | 47 | 160 | 184 | ||
| 48 | 19 | 22 | 7 | 45 | 208 | 195 | ||
| 48 | 16 | 24 | 8 | 40 | 210 | 221 |
Divisional Semi-Finals
Kenora defeated Dauphin 4-games-to-3
Portage lost to Selkirk 4-games-to-2
West Kildonan lost to St. Boniface 4-games-to-3
St. James defeated Winnipeg 4-games-to-2Divisional Finals
Kenora defeated Selkirk 4-games-to-1
St. James lost to St. Boniface 4-games-to-noneTurnbull Cup Championship
Kenora lost to St. Boniface 4-games-to-noneAnavet Cup Championship
St. Boniface defeated Weyburn Red Wings (SJHL) 4-games-to-2Abbott Cup Championship
St. Boniface lost to Red Deer Rustlers (AJHL) 4-games-to-none
| Trophy | Winner | Team | |
|---|---|---|---|
| MVP | |||
| Top Goaltender | |||
| Rookie of the Year | St. Boniface Saints | ||
| Hockey Ability & Sportsmanship Award | |||
| Scoring Champion | Dauphin Kings | ||
| Most Goals | Kenora Muskies | ||
| Coach of the Year |