Clay Township is the name of seventeen townships in the U.S. state of Indiana:Clay Township, Bartholomew County, Indiana Clay Township, Carroll County, Indiana Clay Township, Cass County, Indiana Clay Township, Dearborn County, Indiana Clay Township, Decatur County, Indiana Clay Township, Hamilton County, Indiana Clay Township, Hendricks County, Indiana Clay Township, Howard County, Indiana Clay Township, Kosciusko County, Indiana Clay Township, LaGrange County, Indiana Clay Township, Miami County, Indiana Clay Township, Morgan County, Indiana Clay Township, Owen County, Indiana Clay Township, Pike County, Indiana Clay Township, St. Joseph County, Indiana Clay Township, Spencer County, Indiana Clay Township, Wayne County, Indiana