List of Ontario Junior A Seasons

This is a list of Ontario Junior A Seasons, both Ontario Hockey Association-sanctioned and independent. (*) denotes Independent League.
 * 2019-20 - CCHL, GMJHL*, NOJHL, OJHL, SIJHL
 * 2018-19 - CCHL, GMJHL*, NOJHL, OJHL, SIJHL
 * 2017-18 - CCHL, GMJHL*, NOJHL, OJHL, SIJHL
 * 2016-17 - CCHL, GMJHL*, NOJHL, OJHL, SIJHL
 * 2015-16 - CCHL, GMJHL*, NOJHL, OJHL, SIJHL
 * 2014-15 - CCHL, GMJHL*, NOJHL, OJHL, SIJHL
 * 2013-14 - CCHL, GMJHL*, NOJHL, OJHL, SIJHL
 * 2012-13 - CCHL, GMJHL*, NOJHL, OJHL, SIJHL
 * 2011-12 - CCHL, GMJHL*, NOJHL, OJHL, SIJHL
 * 2010-11 - CCHL, GMJHL*, NOJHL, OJHL, SIJHL
 * 2009-10 - CCHL, CJHL, GMJHL*, NOJHL, OJAHL, SIJHL
 * 2008-09 - CJHL, GMJHL*, NOJHL, OJHL, SIJHL
 * 2007-08 - CJHL, GMJHL*, NOJHL, OPJHL, SIJHL
 * 2006-07 - CJHL, GMJHL*, NOJHL, OPJHL, SIJHL
 * 2005-06 - CJHL, NOJHL, OPJHL, SIJHL
 * 2004-05 - CJHL, NOJHL, OPJHL, SIJHL
 * 2003-04 - CJHL, NOJHL, OPJHL, SIJHL
 * 2002-03 - CJHL, NOJHL, OPJHL, SIJHL
 * 2001-02 - CJHL, NOJHL, OPJHL, SIJHL
 * 2000-01 - CJHL, NOJHL, OPJHL
 * 1999-00 - CJHL, NOJHL, OPJHL
 * 1998-99 - CJHL, NOJHL, OPJHL
 * 1997-98 - CJHL, MetJHL, NOJHL, OPJHL
 * 1996-97 - CJHL, MetJHL*, NOJHL, OPJHL
 * 1995-96 - CJHL, MetJHL*, NOJHL, OPJHL
 * 1994-95 - CJHL, MetJHL, NOJHL, OPJHL
 * 1993-94 - CJHL, MetJHL, NOJHL, OPJHL
 * 1992-93 - CJHL, MetJHL*, NOJHL
 * 1991-92 - CJHL, MetJHL*, NOJHL
 * 1990-91 - CJHL, MetJHL*, NOJHL
 * 1989-90 - CJHL, MetJHL*, NOJHL
 * 1988-89 - CJHL, NOJHL
 * 1987-88 - CJHL, NOJHL
 * 1986-87 - CJHL, NOJHL, OJHL
 * 1985-86 - CJHL, NOJHL, OJHL
 * 1984-85 - CJHL, NOJHL, OJHL
 * 1983-84 - CJHL, NOJHL, OJHL
 * 1982-83 - CJHL, NOJHL, OJHL
 * 1981-82 - CJHL, NOJHL, OJHL
 * 1980-81 - CJHL, NOJHL, OPJHL
 * 1979-80 - CJHL, NOJHL, OPJHL, TBJHL
 * 1978-79 - CJHL, NOJHL, OPJHL, TBJHL
 * 1977-78 - CJHL, OPJHL, TBJHL
 * 1976-77 - CJHL, OPJHL, SOJAHL, TBJHL
 * 1975-76 - CJHL, OPJHL, SOJAHL, TBJHL
 * 1974-75 - CJHL, OPJHL, SOJAHL, TBJHL
 * 1973-74 - CJHL, OPJHL, SOJAHL, TBJHL
 * 1972-73 - CJHL, OPJHL, SOJAHL, CAJHL
 * 1971-72 - CJHL, NOJHA, SOJAHL, TBMJHL
 * 1970-71 - CJHL, NOJHA, SOJAHL, TBJHL
 * 1969-70 - WOJAHL*
 * 1968-69 - WOJAHL*

Relevant Data

 * List of Canadian Tier II Junior A Seasons
 * List of Canadian Junior Hockey League team names

Current Hockey Canada affiliated leagues

 * Central Junior A Hockey League
 * Northern Ontario Hockey League
 * Ontario Provincial Junior A Hockey League
 * Superior International Junior Hockey League

Current independent leagues

 * Greater Metro Junior A Hockey League

Defunct leagues

 * Metro Junior A Hockey League
 * Northern Ontario Junior Hockey Association
 * Ontario Provincial Junior A Hockey League (1972-1987)
 * Southern Ontario Junior A Hockey League/Western Ontario Junior A Hockey League
 * Thunder Bay Junior A Hockey League

USHL teams

 * Thunder Bay Flyers

Championships

 * Dudley Hewitt Cup
 * Fred Page Cup
 * Royal Bank Cup