Sir Francis Leigh (1579 – 1625) was an English barrister and politician who sat in the House of Commons between 1597 and 1622. Leigh was the eldest surviving son of Sir William Leigh of Newnham Regis and his wife Frances Harington, daughter of Sir James Harington of Exton. He entered Middle Temple in 1597 and in the same year was elected Member of Parliament for Weymouth and Melcombe Regis. By 1600 he was a member of the . In 1601 he was elected MP for Oxford. He was knighted with the Order of the Bath in 1603 and was a gentleman of the privy chamber to James I. He was re-elected MP for Oxford in 1604. In 1614 he became master of requests and in the same year, he was elected MP for Leicester. He was High Sheriff of Warwickshire from 1618 to 1619 and by 1621 was a J.P. for Warwickshire. In