She was born in Longford, Ireland in the mid- 1720s; by the early 1740s, she was in London, accompanying Sarah Lennox, Duchess of Richmond.
She was born in Longford, Ireland in the mid- 1720s; one of four daughters of James and Catherine Coote-Macartney. By the early 1740s, she was in London, accompanying Sarah Lennox, Duchess of Richmond.