John Grey of Groby Richard III in June 1483. <br> In 1491, his widow, by then Queen Dowager, became the co-heiress of her brother, Richard Woodville, 3rd Earl Rivers. She died a year later. Sir John Grey was killed in the Second Battle of St Albans in 1461, fighting for the Lancastrian cause. His widow, Dame Elizabeth Grey, later secretly married Edward IV who was the successful Yorkist claimant to the throne. John Grey of Groby Sir John Grey, of Groby, Leicestershire (c. 1432 – 17 February 1461) was a Lancastrian knight, the first husband of Elizabeth Woodville who later married King Edward IV
Elizabeth Woodville son to Elizabeth, arrested. The young king was transferred to the Tower of London to await the coronation. With her younger son and daughters, Elizabeth again sought sanctuary. Lord Hastings, the late king's leading supporter in London, initially endorsed Gloucester's actions, but Gloucester then accused him of conspiring with Elizabeth Woodville against him. Hastings was summarily executed. Whether any such conspiracy really occurred is not known. Richard accused Elizabeth of plotting to "murder and utterly destroy" him. On 25 June 1483 Gloucester had Elizabeth Woodville's son and brother executed in Pontefract Castle, Yorkshire. By an act of Parliament, the "Titulus