List of Ohio High School Athletic Association championships

The Ohio High School Athletic Association (OHSAA) is the governing body of athletic programs for junior and senior high schools in the state of Ohio. It conducts state championship competitions in all the OHSAA-sanctioned sports.

Fall sports

 * List of OHSAA cross country champions
 * List of OHSAA field hockey champions
 * List of OHSAA football champions
 * List of OHSAA golf champions
 * List of OHSAA soccer champions
 * List of OHSAA volleyball champions

Winter sports

 * List of OHSAA basketball champions
 * List of OHSAA bowling champions
 * List of OHSAA gymnastics champions
 * List of OHSAA ice hockey champions
 * List of OHSAA swimming and diving champions
 * List of OHSAA wrestling champions

Spring sports

 * List of OHSAA baseball champions
 * List of OHSAA softball champions
 * List of OHSAA lacrosse champions
 * List of OHSAA track and field champions

Schools with most team titles

 * * X = single-sex school