Powhattan Township is a township in Brown County, Kansas, United States. As of the 2000 census, its population was 874.
Powhattan Township covers an area of and contains one incorporated settlement, Powhattan. According to the USGS, it contains two cemeteries: Powhattan and South Powhattan.
The streams of Plum Creek, Pony Creek, Roys Creek and Squaw Creek run through this township.
Powhattan Township contains one airport or landing strip, Croxton Airport.