Jim McMahon Sr.

Nickname _Lacrosse-300x350
Year Inducted 2015
Category Athlete
Sport Lacrosse


  • Born and raised in St. Catharines, one of the top senior lacrosse players of his era in Canada. He began his career in Owen Sound in 1942 and completed his career in St. Catharines in 1961.
  • Spent the majority of his career with the St. Catharines Athletics but also suited up with the Owen Sound Georgians, Vancouver Navy, Hamilton Tigers, Tuscorora Chiefs, and the Welland Switsons.
  • Amassed a Senior “A” career scoring total of 519 goals and 259 assists for 778 points in his 336 game career.
  • Member of 1945 Ontario Champion St. Catharines Athletics.
  • Member of the 1946 Ontario and Mann Cup Canadian Champion St. Catharines Athletics.
  • Member of 1958 Ontario Champion Welland Switsons.
  • Scoring Champion of the British Columbia senior league with Vancouver Navy in 1943.
  • After retiring from playing, had a distinguished career as a referee.
  • Refereed Mann Cup final in 1965 and in the first World Cup Lacrosse Championships in 1967.
  • Referee-in-Chief of North American Lacrosse Association from 1969 to 1972.
  • Ambassador of Lacrosse at the Ontario Lacrosse Hall of Fame.


  • Lacrosse


  • Member of the Canadian Lacrosse Hall of Fame.
  • Member of the Ontario Lacrosse Hall of Fame.