William Smith (1816–1895) was a Gold Coast-Sierra Leonean civil servant who worked in Freetown, Sierra Leone, as a registrar for the Mixed Commissionary Court. Due to his position and through his marriage to wealthy Freetown Creoles, Smith became a prominent figure in Sierra Leone. Smith had 14 children. Dr. Robert Smith, Francis Smith, and Adelaide Casely-Hayford are the most well known of them.