The daughter of Aubrey Beauclerk, sixth Duke of St. Albans; in 1811 she became the second wife of George William Coventry, eighth Earl of Coventry.

REFERENCES TO Mary Coventry, countess of Coventry [née Beauclerk]:

John Whishaw to Charles and Henry Romilly, June 1833 in The “Pope” of Holland House: Selections from the Correspondence of John Whishaw and his Friends 1813-1840 (London: T. Fisher Unwin, 1906)