Matt Grapenthien is an American poker player and World Series of Poker (WSOP) bracelet winner with over $1 million in live earnings as of December 2024.
Grapenthien won a WSOP bracelet in the 2014 $10,000 Seven Card Stud Championship for $268,473 and finished runner-up in the same event two years later for $149,976.
A Chicago resident, Grapenthien played in music legend Steve Albini's home game alongside fellow bracelet winners Brandon Shack-Harris, Brian Hastings and Jason Gola.