Son of Charles Bennet, the fifth earl (d. 1859); educated at Harrow and Christ Church, Oxford, he was a Conservative MP for North Northumberland (1832-59).

REFERENCES TO Charles Augustus Bennet, sixth earl of Tankerville:

John Gibson Lockhart to James Hope-Scott, 11 January 1851 in The Life and Letters of John Gibson Lockhart (London: John C. Nimmo, 1897)