1970–71 MJHL season

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.

Playoffs
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-2

Divisional Finals
 * Kenora defeated Selkirk 4-games-to-1
 * St. James lost to St. Boniface 4-games-to-none

Turnbull Cup Championship
 * Kenora lost to St. Boniface 4-games-to-none

Anavet Cup Championship
 * St. Boniface defeated Weyburn Red Wings (SJHL) 4-games-to-2

Abbott Cup Championship
 * St. Boniface lost to Red Deer Rustlers (AJHL) 4-games-to-none