A London hostess; the daughter of John Manners, she married Sir Gilbert Heathcote, fourth baronet in 1793.

REFERENCES TO Lady Catherine Sophia Heathcote [née Manners]:

Samuel Rogers to Maria Beauclerk, Duchess of St. Albans, [1813] in Samuel Rogers and his Contemporaries 2 Vols (London: Smith, Elder & Co., 1889)

Lord Byron to Thomas Moore, 19 May 1813 in Letters and Journals of Lord Byron 2 Vols (London: John Murray, 1830)

Lady Melbourne to Lord Byron, 7 July 1813 in In Whig Society 1775-1818: Compiled from the hitherto unpublished Correspondence of Elizabeth, Viscountess Melbourne, and Emily Lamb, Countess Cowper, afterwards Viscountess Palmerston (London: Hodder and Stoughton LTD., 1921)

Duchess of Beaufort to Lady Hollad, 8 July 1813 in In Whig Society 1775-1818: Compiled from the hitherto unpublished Correspondence of Elizabeth, Viscountess Melbourne, and Emily Lamb, Countess Cowper, afterwards Viscountess Palmerston (London: Hodder and Stoughton LTD., 1921)