Select School Beginning with "R"
| School | League | County |
|---|---|---|
| Ravenna | Portage Trail Conference | Portage |
| Reading Community | Cincinnati Hills League | Hamilton |
| Revere | Suburban League | Summit |
| Reynoldsburg | Ohio Capital Conference | Franklin |
| Reynoldsburg eSTEM | Ohio Capital Conference | Franklin |
| Reynoldsburg HS Business, Education Leadership & Law Academy | Ohio Capital Conference | Franklin |
| Reynoldsburg HS Encore: Arts, Communication & Design Academy | Ohio Capital Conference | Franklin |
| Reynoldsburg HS Health Sciences & Human Services Academy | Ohio Capital Conference | Franklin |
| Richmond Heights | Chagrin Valley Conference | Cuyahoga |
| Ridgedale | Mid-Ohio Athletic Conference | Marion |
| Ridgemont | Northwest Central Conference | Hardin |
| Ridgewood | Inter-Valley Conference | Coshocton |
| Ripley-Union-Lewis-Huntington | Southern Hills Athletic League | Brown |
| Rittman | Wayne County Athletic League | Wayne |
| River | Ohio Valley Athletic Conference | Monroe |
| River Valley | Ohio Valley Conference | Gallia |
| River Valley | Mid-Ohio Athletic Conference | Marion |
| River View | East Central Ohio League | Coshocton |
| Riverdale | North Central Conference | Hardin |
| Riverside | Premier Athletic Conference | Lake |
| Riverside | Northwest Central Conference | Logan |
| Riverview East Academy | Cincinnati City SD | Hamilton |
| Robert A. Taft Information Technology | Southwest Ohio Public League | Hamilton |
| Rock Hill | Ohio Valley Conference | Lawrence |
| Rocky River | West Shore Conference | Cuyahoga |
| Roger Bacon | Greater Catholic League | Hamilton |
| Rogers | Toledo City Athletic League | Lucas |
| Rootstown / Ward | Portage Trail Conference | Portage |
| Ross | Fort Ancient Valley Conference | Butler |
| Rossford | Northern Lakes League | Wood |
| Russia | Shelby County Athletic League | Shelby |
| Rutherford B Hayes | Ohio Capital Conference | Delaware |