John Sephton (1837–1915) was a British educator, who was Headmaster of Liverpool Institute from 1866 to 1889, and Reader in Icelandic at the University of Liverpool from 1896 to 1910. He was best known for his translations of Icelandic sagas, including the Saga of Erik the Red in 1880, The Saga of King Olaf Tryggwason (1895) and Sverrissaga: The Saga of King Sverri (1899).
