Surname
(married or later name)
Forenames or Initials Service, Rank or Grade Summary of Service
Zuppinger (Hill) Anne WRNS, 3rd Officer Bletchley Park, Wavendon House, Gayhurst Manor, Stanmore, Eastcote 1941 - 1946. Recruitment, training and administration of Bombe operators.
Zoockrow Leon RAF, Sgt Bletchley Park. Bombe and Colossus Technician; supervised valve replacement on Colossus.
Ziman Thelma WRNS, 1st Officer Bletchley Park 1941 - 1945. Hut 4 and Block B, Naval Section. Deputy Head of NS II, - emending and translating current German traffic.
Zilberkweit L Army, Int Corps, Capt Bletchley Park. Block F, Military Section and Eastern European.
Ziegler Judy WRNS Probably Bombe operator.
Zeeman Kenneth Douglas FO Civilian Bletchley Park 1944 - 1945. Newmanry. Colossus technician.
Zarb Maurice RAF Bletchley Park c. 1942 - 1945. Block F. Worked on Luftwaffe three-letter AuKa codes.
Yull Leslie Ernest James RSS Civilian Radio Security Service, SCU 3 and SCU 4 January 1944 - April 1947. Intercept operator.
Yule (Mackenzie) Doris Louise FO Civilian, TA Bletchley Park July 1944 - May 1945. Block D(6). Blisting - compiling lists of messages used in composing Bombe menus. Block G, Military Section, German Police.
Yoxall A Leslie FO Civilian Bletchley Park May 1941 - August 1945. Hut 8 May 1941 - Summer 1943. Elmers School and Hut 7 Summer 1943 - August 1945. Cryptanalyst in Naval Section, NS I, Japanese. Developed "Yoxallismus" technique to break additionally encrypted "Offizier" Enigma signals.
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