In November 1827 Count D'Orsay
contracted an arranged marriage with Lord Blessington's legitimate daughter, the fifteen-year-old Lady Harriet Gardiner
. He thereby became Lord Blessington's legal heir.
Feldman, Paula R., editor. British Women Poets of the Romantic Era. John Hopkins University Press, 1997.
148-9
Matthew, Henry Colin Gray et al., editors. Oxford Dictionary of National Biography. http://www.oxforddnb.com/.
Other Life Event
Marguerite Gardiner Countess of Blessington
A letter in the Age insinuated that the recently widowed Marguerite Blessington
, Count D'Orsay
, and his wife
(still in Paris) made up a scandalous mènage à trois.
Molloy, Joseph Fitzgerald. The Most Gorgeous Lady Blessington. 4th ed., Downey, 1896.