sentences:  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 of England, and great-great-grandfather of Lady Jane Grey.Grey was the son and heir of Elizabeth Ferrers, 6th Baroness Ferrers of Groby (1419–1483) and of Sir Edward Grey (c. 1415–1457), a son of Reginald Grey, 3rd Baron Grey de Ruthyn.