Lady Margaret Cecil, Countess of Ranelagh (1672/3 - 21 February 1728) was a British courtier.[1] The Countess of Ranelagh was one of the "Hampton Court Beauties" painted by Sir Godfrey Kneller for Queen Mary II.
She was the daughter of James Cecil, 3rd Earl of Salisbury and his wife Margaret, a daughter of the Earl of Rutland.
She first married John Stawell, 2nd Baron Stawell; he died in 1692 without their having any issue. She later married Richard Jones, 1st Earl of Ranelagh on 9 January 1695/6;[2] they had three daughters.