Ralph is an unincorporated community in Tuscaloosa County, Alabama, United States. Ralph is located near U.S. Route 11 and U.S. Route 43, 16.4 miles (26.4 km) southwest of Tuscaloosa. Ralph has a post office with ZIP code 35480, which opened on March 3, 1900. Ralph was originally known as Hickman, in honor of the first postmaster, William P. Hickman. In 1900, the name was changed to Ralph, either for Ralph Stewart, the son of the postmaster at the time, or Kathleen Ralf Stewart, the wife of said postmaster.