Roger Bolingbroke, English cleric, astronomer, astrologer, magister and alleged necromancer
Roger Bolingbroke (died 18 November 1441) was a 15th-century English cleric, astronomer, astrologer, magister and alleged necromancer. He flourished in the first half of the 15th century. He was tried, convicted and executed for treasonable witchcraft on the person of Henry VI of England.