Jonathan Jaffe is an American professional poker player, high-stakes coach, and World Poker Tour champion. Widely considered one of the most elite heads-up specialists and technical minds in the game, Jaffe has seamlessly transitioned from a pioneer of the online era to a premier force in the world’s most expensive live high-roller tournaments.
Career Earnings & Biggest Results
With total live tournament earnings surpassing $20,814,000 (according to The Hendon Mob), Jaffe sits among the top 70 players on the all-time money list. His career-best live score of $2,860,000 came from a 4th-place finish in the 2025 World Series of Poker (WSOP) Paradise $250,000 Triton Invitational. A dominant force on the Triton Poker Series , he has captured multiple titles, including a $30,000 8-Handed victory in Jeju for $1,061,672. Jaffe is also a WPT champion and winner of the prestigious 2023 WPT Alpha8 for One Drop for $1,537,600. His consistent success in “nosebleed” stakes and coaching ventures contributes to an estimated poker net worth of over $15 million.

Biography & Poker Background
Born in 1987 and hailing from Longmeadow, Massachusetts, Jaffe discovered poker during the Moneymaker boom while still in high school. He made his first online deposit at 16 using camp counselor earnings and convinced his parents to let him drop out of Westfield State University after just one semester to pursue the game professionally. Rising to prominence under the legendary online alias “Iftarii,” he became one of the most feared heads-up players in the world. Jaffe is also known for one of the most famous pranks in poker history; in 2013, he convinced major media outlets he was a professional dolphin trainer to see how far the “human interest” angle could go. Today, he is a lead coach for PokerCoaching.com and remains one of the most respected strategic voices in the community.
Play Style & Strategy
Jaffe is renowned for a “pure and hyper-analytical” play style that favors extreme aggression, particularly in shorthanded and heads-up scenarios. While he possesses an elite understanding of GTO (Game Theory Optimal) mechanics, his strategy is heavily rooted in the ability to identify and exploit the specific strategic frameworks of his opponents. He is a master of situational awareness and “meta-game” adjustments, often taking lines that induce maximum mistakes from fellow top-tier pros. This adaptive approach has allowed him to maintain a high win rate across decades of evolving trends, making him a perennial threat at every WSOP and Triton Poker Series final table. His ability to articulate complex concepts has also made him one of the most sought-after coaches for players transitioning into the high-roller scene.
Social Media & Online Presence
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