William Alley (also Alleyn and Alleigh; 1510 – 15 April 1570) was an Anglican prelate who was the Bishop of Exeter during the reign of Queen Elizabeth I. Alley is known to the literary world by his Poor Man's Librarie, printed in folio by John Day, London, 1565, or Lectures upon the First Epistle of Saint Peter, red publiquely in the Cathedrall Church of Saint Paule, within the Citye of London, in 1560. Here are adioyned at the ende of euery special treatise, certain fruitful annotacions called miscellanea, because they do entreate of diverse and sundry matters.