Frank Dudman
From Tardis Wiki, the free Doctor Who reference
Frank William Dudman was the husband of Kathleen Dudman, the father of Audrey Dudman and the grandfather of Ace. He was a member of the Merchant Navy during Second World War. In 1943, Kathleen received a letter saying his ship was struck by enemy torpedoes and he had been killed. (TV: The Curse of Fenric)
