Kammala jumla mai zuwa: John Grantley Cooper (an haife shi a ranar 14 ga Mayu, 1954) shi ne Welsh chess International Master (IM) (1984), sau goma da ya lashe gasar zakarun Wales (1976, 1977, 1978, 1984, 1985, 1992, 1993, 1994, 1995, 1996), sau biyu da ya lashe lambar azurfa a gasar Chess Olympiad (
1976, 1984) da kuma