Major (Honorary Air Commodore) Sir Egbert "Bertie" Cadbury DSC, DFC, JP, DL (20 April 1893 – 12 January 1967) was a British businessman, a member of the Cadbury family, who as a First World War pilot shot down two Zeppelins over the North Sea: L.21 on 28 November 1916, and L.70 on 6 August 1918: the latter while flying a De Havilland DH.4 with Robert Leckie as observer/gunner.