Isabella Markham, English courtier (d. 1579)
Isabella Markham (28 March 1527 – 20 May 1579), was an English courtier, a Gentlewoman of the Privy Chamber of Queen Elizabeth I of England and a personal favourite of the queen. Isabella Markham was muse to the court official and poet John Harington, who wrote sonnets and poems addressed to her, before and after they married. Thomas Palfreyman dedicated his Divine Meditations to her in 1572.