The name Peche is Norman (French) for “of the great sin’. Peach is the English form of it.
England was captured by William the Conqueror of Normandy in 1066 A.D. Among his 315 knights was a man named WILLIAM DE PÊCHE I. This distinguished nobleman became the common forefather of all the Peach/Peachey descendants from England. In addition to his noble status, he was half-brother of William the Conqueror. The Conqueror was quickly crowned King William I