![Jean Barker, Baroness Trumpington of Sandwich (95), who worked at Bletchley Park from 1940 and oldest female peer, retires from the House of Lords Stock Photo - Alamy Jean Barker, Baroness Trumpington of Sandwich (95), who worked at Bletchley Park from 1940 and oldest female peer, retires from the House of Lords Stock Photo - Alamy](https://c8.alamy.com/comp/KETN4H/jean-barker-baroness-trumpington-of-sandwich-95-who-worked-at-bletchley-KETN4H.jpg)
Jean Barker, Baroness Trumpington of Sandwich (95), who worked at Bletchley Park from 1940 and oldest female peer, retires from the House of Lords Stock Photo - Alamy
![NPG x35377; Jean Alys Barker (née Campbell-Harris), Baroness Trumpington - Portrait - National Portrait Gallery NPG x35377; Jean Alys Barker (née Campbell-Harris), Baroness Trumpington - Portrait - National Portrait Gallery](https://collectionimages.npg.org.uk/large/mw77844/Jean-Alys-Barker-ne-Campbell-Harris-Baroness-Trumpington.jpg)
NPG x35377; Jean Alys Barker (née Campbell-Harris), Baroness Trumpington - Portrait - National Portrait Gallery
Jean Barker - Director, Insights for Global Tools and Storage - Stanley Black & Decker, Inc. | LinkedIn
![Jean Barker, Baroness Trumpington of Sandwich (95), who worked at Bletchley Park from 1940 and oldest female peer, retires from the House of Lords Stock Photo - Alamy Jean Barker, Baroness Trumpington of Sandwich (95), who worked at Bletchley Park from 1940 and oldest female peer, retires from the House of Lords Stock Photo - Alamy](https://c8.alamy.com/comp/KETN3R/jean-barker-baroness-trumpington-of-sandwich-95-who-worked-at-bletchley-KETN3R.jpg)
Jean Barker, Baroness Trumpington of Sandwich (95), who worked at Bletchley Park from 1940 and oldest female peer, retires from the House of Lords Stock Photo - Alamy
![A code cracker who helped sink the U-boat fleet, the inimitable Baroness Trumpington of Sandwich has died at 96 A code cracker who helped sink the U-boat fleet, the inimitable Baroness Trumpington of Sandwich has died at 96](https://www.airforcetimes.com/resizer/-BScqIR7EykCy1AT1-3K8nBYxXQ=/1024x0/filters:format(jpg):quality(70)/arc-anglerfish-arc2-prod-mco.s3.amazonaws.com/public/M35DTAJA3RG4HBIQ7THKYX5WCY.jpg)
A code cracker who helped sink the U-boat fleet, the inimitable Baroness Trumpington of Sandwich has died at 96
![Jean Barker, Baroness Trumpington of Sandwich (95), who worked at Bletchley Park from 1940 and oldest female peer, retires from the House of Lords Stock Photo - Alamy Jean Barker, Baroness Trumpington of Sandwich (95), who worked at Bletchley Park from 1940 and oldest female peer, retires from the House of Lords Stock Photo - Alamy](https://c8.alamy.com/comp/KETN3D/jean-barker-baroness-trumpington-of-sandwich-95-who-worked-at-bletchley-KETN3D.jpg)
Jean Barker, Baroness Trumpington of Sandwich (95), who worked at Bletchley Park from 1940 and oldest female peer, retires from the House of Lords Stock Photo - Alamy
![Mayor Jean Barker – Lady Trumpington, the First Conservative Woman Mayor of Cambridge – Lost Cambridge Mayor Jean Barker – Lady Trumpington, the First Conservative Woman Mayor of Cambridge – Lost Cambridge](https://lostcambridge.files.wordpress.com/2017/04/img_1178.jpg)