Thai Dai Van Nguyen

Thai Dai Van Nguyen is a Czech chess grandmaster.

Biography

Nguyen's father is a Vietnamese businessman.
In 2011, Nguyen won the Czech Youth Chess Championship in the U10 age group. After that, he twice in a row won the Czech Youth Chess Championship in the U12 age group.
In 2016, Nguyen was awarded the FIDE International Master title and received the FIDE Grandmaster title two years later. At just 16, Nguyen became the youngest chess grandmaster in the Czech Republic.
In 2017, he participated in the Budapest International Chess Tournaments First Saturday, where he won twice. He participated in the European Youth Chess Championships and World Youth Chess Championships in the different age groups. Best result - in 2019, in Bratislava, Nguyen won the European Youth Chess Championship in the U18 section.
He played in Chess World Cup 2021, winning in the first round against Ádám Kozák but getting knocked out in the second round after losing against Andrey Esipenko.
In 2025, Nguyen won the Challengers section of Tata Steel Chess Tournament 2025, tied with Azerbaijani grandmaster Aydin Suleymanli for the first place, but clutching the victory on the tiebreaks.