Select School Beginning with "D"
| School | League | County |
|---|---|---|
| Dalton | Wayne County Athletic League | Wayne |
| Danbury | Toledo Area Athletic Conference | Ottawa |
| Danville | Mid-Buckeye Conference | Knox |
| Dater | Cincinnati City SD | Hamilton |
| David Anderson | Inter Tri-County League | Columbiana |
| Dawson-Bryant | Ohio Valley Conference | Lawrence |
| Dayton Christian | Metro Buckeye Conference | Montgomery |
| Dayton Early College Academy | Montgomery | |
| Deer Park | Cincinnati Hills League | Hamilton |
| Defiance | Western Buckeye League | Defiance |
| Delaware Christian | Mid-Ohio Christian Athletic League | Delaware |
| Delta | Northwest Ohio Athletic League | Fulton |
| Design Lab @ Jane Addams | Cleveland Municipal SD | Cuyahoga |
| Dixie | Southwestern Buckeye League | Montgomery |
| Dover | East Central Ohio League | Tuscarawas |
| Dublin Coffman | Ohio Capital Conference | Franklin |
| Dublin Jerome | Ohio Capital Conference | Franklin |
| Dublin Scioto | Ohio Capital Conference | Franklin |
| Dunbar | Southwest Ohio Public League | Montgomery |