 John was the son of William Norreys (born c. 1375) Esquire of Ockwells Manor and Christina Stretch, daughter and heiress of William Stretch of Ruscombe.William Norreys was the son and heir of Roger Norreys of Bray.The Norreys family were descendants of the prominent le Norreys family, who are said to have come to England soon after the Norman Invasion.