Complete 2014-2015 Goaltending Stats The M.M.J.H.L. is a ten team Junior Hockey League operating in and around the City of Winnipeg, Manitob,a Canada. The intent of the league is to provide a program for talented and competitive hockey players to continue their education or begin their careers. Players aged 17 to 21 years compete annually for the Jack McKenzie ( League Founder ) Trophy. more... See more text