Barn Elms replaced the earlier one occupied by Sir Francis Walsingham, "Elizabeth's Spymaster". Queen Elizabeth I would visit Barn Elms to see her Spymaster. Barn Elms features in English literary history from the time the royalist poet Abraham Cowley moved to the house belonging to John Cartwright in 1663. In the 1660s Barn Elms became a fashionable destination for boating picnics. Samuel Pepys, who arranged many a Sunday afternoon or moonlit evening boating party to Barn Elms himself, recorded that on 26 May 1667: "I walked the length of the Elmes, and with great pleasure saw some gallant ladies and people come
Francis Walsingham negotiations for a marriage between Elizabeth and Charles IX's younger brother Henry, Duke of Anjou. The marriage plan was eventually dropped on the grounds of Henry's Catholicism. A substitute match with the next youngest brother, Francis, Duke of Alençon, was proposed but Walsingham considered him ugly and "void of a good humour". Elizabeth was 20 years older than Alençon, and was concerned that the age difference would be seen as absurd. Walsingham believed that it would serve England better to seek a military alliance with France against Spanish interests. The defensive Treaty of Blois was concluded between France and England