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
Thomas Vaughan (died 1483) for Edward V. Also arrested was Edward V's half brother Sir Richard Grey the son of Sir John Grey of Groby and the first husband of Elizabeth Woodville. All three were beheaded at Pontefract Castle on 25 June 1483, in West Yorkshire. Vaughan was the second husband of Eleanor Arundel, widow of Sir Thomas Browne, who had likewise been executed in 1460. In Shakespeare's "Richard III", Vaughan's ghost appears to the King on the eve of the Battle of Bosworth. Thomas Vaughan (died 1483) Sir Thomas Vaughan (c. 1410 – June 1483) was a Welsh statesman and diplomat, who rose