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- Dallas Township, Crawford County, Ohio
- Damascus Township, Henry County, Ohio
- Danbury Township, Ottawa County, Ohio
- Darby Township, Madison County, Ohio
- Darby Township, Pickaway County, Ohio
- Darby Township, Union County, Ohio
- Decatur Township, Lawrence County, Ohio
- Decatur Township, Washington County, Ohio
- Deer Creek Township, Madison County, Ohio
- Deer Creek Township, Pickaway County, Ohio
- Deerfield Township, Morgan County, Ohio
- Deerfield Township, Portage County, Ohio
- Deerfield Township, Ross County, Ohio
- Deerfield Township, Warren County, Ohio
- Defiance Township, Defiance County, Ohio
- Delaware Township, Defiance County, Ohio
- Delaware Township, Delaware County, Ohio
- Delaware Township, Hancock County, Ohio
- Delhi Township, Hamilton County, Ohio
- Denmark Township, Ashtabula County, Ohio
- Dinsmore Township, Shelby County, Ohio
- Dixon Township, Preble County, Ohio
- Dodson Township, Highland County, Ohio
- Dorset Township, Ashtabula County, Ohio
- Dover Township, Athens County, Ohio
- Dover Township, Cuyahoga County, Ohio (defunct)
- Dover Township, Fulton County, Ohio
- Dover Township, Tuscarawas County, Ohio
- Dover Township, Union County, Ohio
- Dublin Township, Mercer County, Ohio
- Duchouquet Township, Auglaize County, Ohio
- Dudley Township, Hardin County, Ohio
- Dunham Township, Washington County, Ohio
Read more about this topic: List Of Townships In Ohio