Personal Number: 267575 Rank: Second Lieutenant Name: Hugh Hyacinth MacDERMOT Unit: Irish Guards London Gazette : 13 April 1943 https://www.thegazette.co.uk/London/issue/35977/supplement/1695/data.pdf The undermentioned cadets to be 2nd Lts.: — FOOT GUARDS. 13th March 1943:— I. G'ds. Hugh Hyacinth MACDERMOT (267575). London Gazette : 20 May 1947 https://www.thegazette.co.uk/London/issue/37957/supplement/2235/data.pdf FOOT GUARDS I. G'ds War Subs Lt H H MACDERMOT (267575) relinquishes his commn , 27th Mar. 1947, and is granted the hon rank of Capt. London Gazette : 20 February 1951 https://www.thegazette.co.uk/London/issue/39151/supplement/909/data.pdf FOOT GUARDS. I. G'ds. Hon. Capt. Hugh Hyacinth MACDERMOT (267575) (late Emerg. Commn.), to be Lt., 21st Feb. 1951, retaining the hon. rank of Capt.