This is a list of Ontario Hockey League seasons.
- 2022-23 OHL season
- 2021-22 OHL season
2020-21 OHL seasonSeason cancelled due to COVID-19 pandemic- 2019-20 OHL Season
- 2018-19 OHL Season
- 2017-18 OHL Season
- 2016-17 OHL Season
- 2015-16 OHL Season
- 2014-15 OHL Season
- 2013-14 OHL Season
- 2012-13 OHL Season
- 2011-12 OHL Season
- 2010-11 OHL Season
- 2009-10 OHL Season
- 2008-09 OHL Season
- 2007-08 OHL Season
- 2006-07 OHL Season
- 2005-06 OHL Season
- 2004-05 OHL Season
- 2003-04 OHL Season
- 2002-03 OHL Season
- 2001-02 OHL Season
- 2000-01 OHL Season
- 1999-00 OHL Season
- 1998-99 OHL Season
- 1997-98 OHL Season
- 1996-97 OHL Season
- 1995-96 OHL Season
- 1994-95 OHL Season
- 1993-94 OHL Season
- 1992-93 OHL Season
- 1991-92 OHL Season
- 1990-91 OHL Season
- 1989-90 OHL Season
- 1988-89 OHL Season
- 1987-88 OHL Season
- 1986-87 OHL Season
- 1985-86 OHL Season
- 1984-85 OHL Season
- 1983-84 OHL Season
- 1982-83 OHL Season
- 1981-82 OHL Season
- 1980-81 OHL Season
- 1979-80 OMJHL Season
- 1978-79 OMJHL Season
- 1977-78 OMJHL Season
- 1976-77 OMJHL Season
- 1975-76 OMJHL Season
- 1974-75 OMJHL Season
- 1973-74 OMJHL Season
- 1972-73 OMJHL Season
- 1971-72 OMJHL Season
- 1970-71 OMJHL Season