1932

 b. c.1898. From Warfield, Berkshire.

Flight, 1939: "Capt. Mark Diamant has been appointed as the new general secretary of the Guild of Air Pilots and Navigators. He has been associated with the work of the Guild almost since its inception. He was a [WWI] pilot, and was for some five years the manager of the aviation department of the Dominion Motor Spirit Co. Capt. Diamant is well known in the flying club world and is, if we remember correctly, actually a member of some dozens of clubs all over the country."

Killed in WWII: 30th January 1942, when a Wing Commander, 24 Sqn RAF(O); his remains were cremated at Oxford