Mary Louisa Lambton, Countess of Elgin, Lady Elgin (1819–1846)
Mary Louisa Bruce, Countess of Elgin, Lady Elgin (1846–1898)
1819?–98
Daughter of John Grey Lambton, first earl of Durham, and his second wife, Louisa Elizabeth Grey, daughter of the second Earl Grey. Married, as his second wife, James Bruce (1811–63), eighth earl of Elgin and twelfth earl of Kincardine, in 1846.
Source
ODNB s.v. Bruce, James, eighth earl of Elgin and twelfth earl of Kincardine, and Lambton, John George, first earl of Durham
Bibliography
ODNB: Oxford dictionary of national biography: from the earliest times to the year 2000. (Revised edition.) Edited by H. C. G. Matthew and Brian Harrison. 60 vols. and index. Oxford: Oxford University Press. 2004.