HMS Southern Prince was a motor ship that was built in 1929 as the refrigerated cargo ship Southern Prince. She was commissioned into the Royal Navy in 1940 as a minelayer. She became a headquarters ship and then an accommodation ship in 1944, was a fleet training ship in 1945, and returned to civilian trade in 1946. In 1947 she was sold to Italian owners who had her refitted as a passenger ship and renamed her Anna C. From 1952 she was a cruise ship. She was scrapped in 1972.