Nguyen Thi Mai Hung: The Online Chess Marathoner Known as ntmh281
Nguyen Thi Mai Hung, better known on the chessboard as ntmh281, is a Woman Grandmaster whose playing record reads like a cross between a marathon and a highlight reel. With more than 15,000 rated games played since 2015, she has faced almost every opening, every time control, and every kind of opponent.
Career Snapshot and Bullet Dominance
Her profile lists Daily chess as her preferred time control, but her statistics tell a love story with bullet chess. She has played nearly 13,000 rated bullet games, with a peak of 2619 (2026-06-09). In her busiest month, she played more than 2,200 bullet games, which may be one of the most prolific months on record.
Her bullet rating journey has had dramatic climbs, from around 1,800 in 2015 to a peak above 2,600. That kind of growth requires not only talent but also incredible stamina.
Fighting Spirit and Comebacks
Nguyen's numbers reveal a fighter who never stops trying. She has a comeback rate of 83.19%, and she wins 41.52% of games even after losing a piece. Her longest winning streak stands at 14 consecutive wins, and she reaches the endgame in 87.71% of her games.
She is especially dangerous against lower-rated opposition, winning 71.29% of those contests. Against higher-rated players, her win rate drops to 30.14%, but she still finds ways to fight for full points.
Signature Openings and Repertoire
Nguyen almost always opens with 1.d4, and her repertoire is built around solid, classical structures. She is a regular in the French Defense as Black, and she uses the Slav Defense in both colors. Her record in the Queen's Gambit Declined is especially strong, with a 62.96% win rate in blitz games.
- Frequent visits to the French Defense, including the Burn and Exchange Variations.
- Reliable results in the Slav Defense, notably the Bonet Gambit.
- A sharp edge in the Queen's Gambit Declined Hastings Variation.
- A massive comfort zone in the London System Poisoned Pawn Variation, her most played opening.
Her win rate by opening shows a player who understands the importance of knowing a few structures deeply.
Rivalries and Long Haul Battles
The name ntmh281 has become familiar to many frequent online players. Her most played opponent is nissou-ach, with 922 games between them. That rivalry has been a tough one, with nissou-ach leading the series, but Nguyen has still managed 309 wins and 60 draws in the matchup.
Her best time of day is 21:00, when she wins 63.64% of her games. Late-night chess clearly suits her.
Daily Chess and Final Thoughts
Despite her bullet-heavy output, Nguyen states a preference for Daily chess, where she has a near-perfect 7-1 record. That slower format gives her the chance to apply the same patient, endgame-focused style she has honed over thousands of faster games.
Nguyen Thi Mai Hung is not just a title holder; she is a living example of what happens when talent meets volume. Every game, every comeback, and every opponent has helped shape ntmh281 into one of the most recognizable grinding forces in online chess.