| Country: | Czech Republic |
| Birth Date: | 12 December 2001 |
| Birth Place: | Prague, Czech Republic |
| Grandmaster (2018) | |
| Peakrating: | 2659 (February 2023) |
| Peakranking: | No. 87 (February 2023) |
| Fideid: | 358878 |
Thai Dai Van Nguyen (born 12 December 2001) is a Czech chess grandmaster.
Nguyen's father is a Vietnamese businessman.[1]
In 2011, Nguyen won the Czech Youth Chess Championship in the U10 age group.[2] After that, he twice in a row won the Czech Youth Chess Championship in the U12 age group (2012, 2013).[3] [4]
In 2016, Nguyen was awarded the FIDE International Master (IM) title[5] and received the FIDE Grandmaster (GM) title two years later.[6] 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.[7] [8]
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 O18 age group.[9]
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.