John Brock Parker (born August 15, 1981)[1] is a professional poker player from Silver Spring, Maryland.

First, he defeated Daniel Negreanu heads-up to win a $2,500 limit Texas hold 'em short-handed event.

Just four days later, he won his second bracelet in a $2,500 no limit hold 'em short-handed event.

[2] In 2014, he won the $10,000 Omaha Hi-Low Championship to win his third career WSOP bracelet.

[5] Like many other poker players, including David Williams and Justin Bonomo, Parker played the trading card game Magic: The Gathering before turning to poker.