Union Township, Ohio may refer to:
Union Township, Auglaize County, Ohio Union Township, Belmont County, Ohio Union Township, Brown County, Ohio Union Township, Carroll County, Ohio Union Township, Champaign County, Ohio Union Township, Clermont County, Ohio Union Township, Clinton County, Ohio Union Township, Fayette County, Ohio Union Township, Hancock County, Ohio Union Township, Highland County, Ohio Union Township, Knox County, Ohio Union Township, Lawrence County, Ohio Union Township, Licking County, Ohio Union Township, Logan County, Ohio Union Township, Madison County, Ohio Union Township, Mercer County, Ohio Union Township, Miami County, Ohio Union Township, Morgan County, Ohio Union Township, Muskingum County, Ohio Union Township, Pike County, Ohio Union Township, Putnam County, Ohio Union Township, Ross County, Ohio Union Township, Scioto County, Ohio Union Township, Tuscarawas County, Ohio Union Township, Union County, Ohio Union Township, Van Wert County, Ohio Union Township, Warren County, Ohio West Chester Township, Butler County, Ohio, which was named Union Township until 2000
See also Union Township, Ohio (disambiguation)