Family and Education
b. May 1780, 3rd s. of William Henry Cavendish Bentinck, 3rd Duke of Portland, and bro. of Lords Frederick Cavendish Bentick, William Henry Cavendish Bentinck, Mq. of Titchfield.*, and William Henry Cavendish Bentinck. educ. Westminster 1795. m. (1) 21 Sept. 1808, Georgiana Augusta Frederica Seymour (d. 10 Dec. 1813), illegit. da. of Grace Dalrymple Elliott (div. w. of Dr John Elliott, later 1st Bt., physician to Prince of Wales), 1da.; (2) 23 July 1816, Anne Wellesley, illegit. da. of Richard Colley Wellesley, 1st Mq. Wellesley [I], div. w. of Sir William Abdy, 7th Bt., 2s. 2da.
Offices Held
Ensign 2 Ft. Gds. 1796; lt. 44 Ft. 1798; capt. 29 Ft. 1798; maj. 3 W.I. Regt. 1802; lt.-col. 38 Ft. 1802; capt. and lt.-col. 1 Ft. Gds. 1802, ret. 1811.
Treasurer of Household July 1812 – d. PC 13 Aug. 1812.
Volume
Commons 1790-1820
Web Title
CAVENDISH BENTINCK, William Charles Augustus (1780-1826)
Will
Estates
Oxford 1644
No
Addresses
Religion
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