St Andrew, also known as Andrew, was a 42-gun great ship of the Royal Navy (subsequently second rate), built by at Deptford and launched in 1622. The ship first saw action as part of the expeditionary force to Cádiz in 1625, and was taken over by Parliament when the First English Civil War began in August 1642. Known as Andrew until the 1660 Stuart Restoration, most of her service during the Wars of the Three Kingdoms was spent supporting coastal operations. These included an attack on Pendennis Castle, one of the last Royalist holdouts in Cornwall; in a letter dated 30 June 1646, Sir William Batten, its Parliamentarian captain, wrote to his superior that