1957–58 MJHL season

Playoffs

Semi-Final

St. Boniface defeated Braves 3-games-to-2

Turnbull Cup Championship

Monarchs lost to St. Boniface 4-games-to-3

Western Memorial Cup Semi-Final

St. Boniface defeated Fort William Canadiens (TBJHL) 4-games-to-1

Western Memorial Cup Final (Abbott Cup)

St. Boniface lost to Regina Pats (SJHL) 4-games-to-2