Charlotte Lee, Countess of Lichfield (5 September 1664 – 17 February 1718), formerly Lady Charlotte Fitzroy, was the illegitimate daughter of King Charles II of England by one of his best known mistresses, Barbara Villiers, 1st Duchess of Cleveland. Known for her beauty, Charlotte was married at age 12 to her husband, Edward Henry Lee, 1st Earl of Lichfield, with whom she had a large family.