John de Southeray John de Southeray John de Southeray (1364 - 1383) was an illegitimate son of King Edward III of England by his mistress Alice Perrers. He was the oldest of Perrers' three acknowledged illegitimate children by her royal lover. He was knighted in April 1377, alongside the future King Richard II. That same year, he was married to a daughter of Henry de Percy, 3rd Baron Percy; she divorced him in 1380, claiming she had not consented to the marriage. During the abortive Castilian campaign led by his half-brother the Earl of Cambridge in 1381, John led a contingent of English
English and British royal mistress who had also been courted by Edward's brother and an Austrian prince, Daisy Greville, Countess of Warwick, Agnes Keyser, and Alice Keppel, who of all his mistresses had the most political power and sat at his deathbed in 1910. He fathered surprisingly few royal bastards considering their number and the fecundity he enjoyed with his wife Alexandra of Denmark. Edward VIII is the only member of the currently reigning House of Windsor to have kept a mistress. Among them were mostly married women like Freda Dudley Ward and Lady Thelma Furness. He first met Wallis Simpson in San Diego, California