 Many well-known people have lived at the address, including a British Member of Parliament, Richard-Hanbury Gurney, and the daughter of the Marquess of Sligo, Lady Emily Charlotte Browne.The square was named after Elizabeth Montagu, who was highly regarded by London society in the late 18th century.Paul McCartney recorded demo songs there, such as "I'm Looking Through You", and worked on various compositions, including "Eleanor Rigby".