1990-91 OHA Junior C Season

This is a list of 1990-91 Ontario Hockey Association Junior C Standings

Leagues

 * 1990-91 COJCHL Season
 * 1990-91 EBJCHL Season
 * 1990-91 GLJHL Season
 * 1990-91 GBJCHL Season
 * 1990-91 MOJCHL Season
 * 1990-91 NDJCHL Season
 * 1990-91 WOJCHL Season

Provincials

 * 1991 Clarence Schmalz Cup