This is a list of 2012-13 Canadian junior hockey seasons by league.
Leagues[]
Major Junior[]
Junior A[]
- 2012-13 AJHL Season
- 2012-13 BCHL Season
- 2012-13 CCHL Season
- 2012-13 MJAHL Season
- 2012-13 MJHL Season
- 2012-13 NOJHL Season
- 2012-13 OJHL Season
- 2012-13 QJAAAHL Season
- 2012-13 SIJHL Season
- 2012-13 SJHL Season
Junior B[]
- 2012-13 BSLJAAHL Season
- 2012-13 CalJHL Season
- 2012-13 CAJAAHL Season
- 2012-13 CapJHL Season
- 2012-13 CJAAHL Season
- 2012-13 CWJHL Season
- 2012-13 EMJAAHL Season
- 2012-13 EOJHL Season
- 2012-13 GOJHL Season
- 2012-13 HJBHL Season
- 2012-13 IJHL Season
- 2012-13 KJHL Season
- 2012-13 KIJHL Season
- 2012-13 LLJAAHL Season
- 2012-13 LSLJAAHL Season
- 2012-13 MJAAHL Season
- 2012-13 NBJHL Season
- 2012-13 NEAJBHL Season
- 2012-13 NWJHL Season
- 2012-13 NSJHL Season
- 2012-13 PacJHL Season
- 2012-13 PJHL Season
- 2012-13 SJJHL Season
- 2012-13 SLSJJAAHL Season
- 2012-13 TBJBHL Season
- 2012-13 VIJHL Season
Junior C[]
- 2012-13 BJAHL Season
- 2012-13 CalJCHL Season
- 2012-13 COJCHL Season
- 2012-13 EBJCHL Season
- 2012-13 GLJHL Season
- 2012-13 GMOHL Season
- 2012-13 HEJAHL Season
- 2012-13 HTJHL Season
- 2012-13 LJAHL Season
- 2012-13 LSLJAHL Season
- 2012-13 LSJJAHL Season
- 2012-13 MaurJAHL Season
- 2012-13 MontJAHL Season
- 2012-13 NCJHL Season
- 2012-13 NDJCHL Season
- 2012-13 NJHL Season
- 2012-13 NSJCHL Season
- 2012-13 OSFJAHL Season
- 2012-13 PEIJHL Season
- 2012-13 RJCHL Season
- 2012-13 RNJAHL Season
- 2012-13 RSJAHL Season
- 2012-13 SJAHL Season
- 2012-13 SOJHL Season
- 2012-13 WOJCHL Season
- 2012-13 YMJAHL Season
Junior D[]
- 2012-13 HEJBHL Season
- 2012-13 LJBHL Season
- 2012-13 LSLJBHL Season
- 2012-13 MaurJBHL Season
- 2012-13 MontJBHL Season
- 2012-13 OSFJBHL Season
- 2012-13 RNJBHL Season
- 2012-13 RSJBHL Season
- 2012-13 YMJBHL Season
Independent[]
Championships[]
- 2013 Memorial Cup - National Major Junior
- 2013 Royal Bank Cup - National Junior A
- 2013 Western Canada Cup - Western Junior A
- 2013 Dudley Hewitt Cup - Central Junior A
- 2013 Fred Page Cup - Eastern Junior A
- 2013 Keystone Cup - Western Junior B
- 2013 Don Johnson Memorial Cup - Maritime Junior B
- 2013 Maritime-Hockey North Junior C Championships - Maritime/Nunivut Junior C