The 1975–76 OMJHL season was the second season of the Ontario Major Junior Hockey League. Twelve teams each played 66 games. The Hamilton Fincups won the J. Ross Robertson Cup, defeating the Sudbury Wolves.
Sault Ste. Marie Greyhounds defeat Oshawa Generals 3–2
Kitchener Rangers defeat St. Catharines Black Hawks 3–1
Sudbury Wolves defeat Sault Ste. Marie Greyhounds 4–2, 1 tie
Ottawa 67's defeat Kingston Canadians 4–2, 1 tie
Hamilton Fincups defeat Kitchener Rangers 4–0
Toronto Marlboros defeat London Knights 4–1
Sudbury Wolves defeat Ottawa 67's 4–1
Hamilton Fincups defeat Toronto Marlboros 4–0, 1 tie
Hamilton Fincups defeat Sudbury Wolves 4–1