Personal Number: 362232 Army Number: 2725754 Rank: Second Lieutenant Name: Ivan Douglas Rundell GUINNESS Unit: Irish Guards London Gazette : 12 March 1946 https://www.thegazette.co.uk/London/issue/37496/supplement/1328/data.pdf I. G'ds. The undermentioned cadets to be 2nd Lts., 1st Feb. 1946:- 2725754 Ivan Douglas Rundell GUINNESS (362232). London Gazette : 29 October 1946 https://www.thegazette.co.uk/London/issue/37769/supplement/5295/data.pdf FOOT GUARDS. I. G'ds. War Subs. Lt. I. D. R. GUINNESS (362232) takes rank and precedence in his corps and in the Army as if his appt. as 2nd Lt. bore date 1st Aug. 1946. London Gazette : 20 November 1953 https://www.thegazette.co.uk/London/issue/40021/supplement/6273/data.pdf The undermentioned officers relinquish their commns., 21st Nov. 1953, and are granted the hon. ranks as shown:— W. Yorks. Lt. I. D. R. GUINNESS (362232), Lt.