Nineveh Township is one of ten townships in Adair County, Missouri, United States. As of the 2010 census, its population was 1,289. It contains the census-designated place of Connelsville. The township is named from the town of Nineveh, a German communistic colony that was established in the area in about 1850.
Nineveh Township covers an area of and contains one incorporated settlement, Novinger. It contains two cemeteries: Nineveh and Novinger.
The streams of Brush Creek, Davis Branch, Hazel Creek, Little Hazel Creek, Mulberry Creek, Rye Creek, Shuteye Creek and Spring Creek run through this township.