sentences:  Jauncey was the son of Captain John Henry Jauncey, who came out of retirement to command destroyers in the Second World War, and Muriel Dundas, daughter of Admiral Sir Charles Dundas.He was educated at Radley College, leaving in 1943 to join the Royal Naval Volunteer Reserve.He served in Egypt and India in the Second World War, from 1943 to 1946, reaching the rank of Sub-Lieutenant.