John Waldegrave (Royal Navy officer)

Commander The Honourable John Montagu Granville Waldegrave, DSC RN (29 August 1905 – 18 February 1944) was a British naval commander during World War II.

Early life
Waldegrave was the only son of the Montague Waldegrave, 5th Baron Radstock and his wife, Constance Marion Brodie.

Naval service
Waldegrave commanded the cruiser HMS Vindictive (1918) 1938–1939, and the sloop HMS Puffin (L52) in 1939. He was awarded the DSC for anti-submarine work performed while commanding the Puffin.

From 1942 to 1943, he served in the Operations Division, attached to shore station HMS President (1918). On 6 September 1943, he was assigned to the cruiser HMS Penelope (97) as executive officer. On 18 February 1944, Penelope was torpedoed by GS U-410 while returning from Anzio and Cmdr. Waldegrave was lost with the ship.

Marriage and children
On 29 June 1940, Waldegrave married Lady Hersey Boyle (11 July 1914 – 7 February 1993), second daughter of retired navy man Patrick Boyle, 8th Earl of Glasgow. They had two daughters:


 * Hon Horatia Marion Waldegrave (born 1 August 1941), married Oliver John Diggle (b. 19 February 1934) and had three children Rowena Mary Diggle, John Wyndham Hugh Diggle and Emma Georgiana Diggle
 * Hon Griselda Hyacinthe Waldegrave (born 6 June 1943), married and had issue