Henry Mainwaring Henry Mainwaring Sir Henry Mainwaring (1587–1653), was an English lawyer, soldier, author, seaman and politician who sat in the House of Commons from 1621 to 1622. He was for a time a pirate based in Newfoundland and then a naval officer with the Royal Navy. He supported the Royalist cause in the English Civil War. Mainwaring was born in Ightfield, Shropshire, second son of Sir George Mainwaring and his wife Ann, the daughter of Sir William More of Loseley Park in Surrey. His maternal grandfather was Sir William More, Vice-Admiral of Sussex. He graduated from Brasenose College at Oxford University,
John Mainwaring Handel himself on his early life or from John Christopher Smith. The "Catalogue" and the "Observations" are additions to the Memoirs by other authors. Charles Jennens owned a copy of the Memoirs, and provided the book with critical remarks on Semele and Benedetto Pamphili. In 1761 Johann Mattheson published an extended translation with sharp remarks on the biography of Mainwaring. Facsimile reprints of the "Memoirs" were published in 1964 and 1975. John Mainwaring John Mainwaring (1724–1807) was an English theologian and the first biographer of the composer Georg Friedrich Händel in any language. He was a Fellow of St. John's