| Personal information | |
|---|---|
| Born | 21 July 2003 Kolkata, India |
| Chess career | |
| Country | India |
| Title | Grandmaster (2023) [1] |
| FIDE rating | 2488 (October 2025) |
| Peak rating | 2548 (May 2023) |
Koustav Chatterjee is an Indian chess grandmaster.
In October 2021, Koustav scored his first GM-norm at Sheikh Russell GM 2021. He defeated Visakh N. R. and Vignesh N. R., and drew with J. Deepan Chakkravarthy, Michał Krasenkow, Vugar Asadli, and Stany G.A.. [2]
Koustav fulfilled the Grandmaster requirements on 31 December 2022, after drawing against Mitrabha Guha in the MPL 59th National Senior Chess Championship. [3] In the 58th edition of the event a year prior, he had scored upset wins against S. P. Sethuraman and Karthikeyan Murali. [4]
Koustav is studying finance at the University of Texas at Dallas and played on their chess team. [5] In the 2023 Texas Collegiate Super Finals, he played on board 1 for Team A. [6]