 Starting as an internet poker player he successfully made the transition to live poker, and broke Allen Cunningham's record as the youngest person ever to win a World Series of Poker title  in 2004, winning a $3,000 Pot Limit Texas hold'em event.Griffin lost that record the following World Series to Eric Froehlich.In 2007, he won the Grand Final of the European Poker Tour in Monte Carlo, after qualifying via a $240 online satellite tournament on PokerStars.com.