State Route 63 (SR 63) is a 45.851-mile-long (73.790 km) state highway in the central part of the U.S. state of Alabama. The southern terminus of the highway is at an intersection with SR 14 at , an unincorporated community in Elmore County. The northern terminus of the highway is at an intersection with SR 9 south of Millerville, an unincorporated community in southeastern Clay County.