Koustav Chatterjee

Country

IND

Birth Year

2003

Gender

M

Title

Grandmaster

FIDE ID

25073060

FIDE ratings

2469

Classical

Published FIDE

2396

Rapid

Published FIDE

2431

Blitz

Published FIDE

Official classical ranks

World rank
#829
National rank · IND
#65

Active players · Oct 2026 FIDE list ⓘ

Rating history

Highest recorded rating
2548 May 2023
Recorded years
2011–2026
Archived games
481

Based on available monthly lists and saved games.

FIDE rating history

Published rating lists through Oct 2026.

View rating lists
Available Games

Published games available in our archive; coverage varies by tournament. Archive last checked: 2026-10-07 (UTC).

# Date Event Site Round White Black Result Moves View
301 2021-09-14 Titled Tuesday 14th Sept chess.com INT 8 Alexander Gelman Koustav Chatterjee 1-0 48 Open
302 2021-09-14 Titled Tuesday 14th Sept chess.com INT 7 Koustav Chatterjee Christian Stevens 1/2-1/2 69 Open
303 2021-09-14 Titled Tuesday 14th Sept chess.com INT 6 Gulmira Dauletova Koustav Chatterjee 0-1 52 Open
304 2021-09-14 Titled Tuesday 14th Sept chess.com INT 5 Koustav Chatterjee Sargis A. Manukyan 0-1 103 Open
305 2021-09-14 Titled Tuesday 14th Sept chess.com INT 4 Viachaslau Zarubitski Koustav Chatterjee 1-0 58 Open
306 2021-09-14 Titled Tuesday 14th Sept chess.com INT 3 Koustav Chatterjee Ricardo Maruchi Desideri 1-0 34 Open
307 2021-09-14 Titled Tuesday 14th Sept chess.com INT 2 Koustav Chatterjee Elliott Winslow 1-0 46 Open
308 2021-09-14 Titled Tuesday 14th Sept chess.com INT 1 Maxim Matlakov Koustav Chatterjee 1-0 35 Open
309 2021-03-29 TCh-BAN Premier 2021 Dhaka BAN 11.1 Koustav Chatterjee Md. Taibur Rahman 1-0 30 Open
310 2021-03-28 TCh-BAN Premier 2021 Dhaka BAN 10.5 Koustav Chatterjee Hossain Md. Masum 1-0 27 Open
311 2021-03-26 TCh-BAN Premier 2021 Dhaka BAN 8.5 Osman Shaon Md. Shawket Bin Koustav Chatterjee 0-1 28 Open
312 2021-03-25 TCh-BAN Premier 2021 Dhaka BAN 7.1 Koustav Chatterjee Kundu Kaustuv 1-0 31 Open
313 2021-03-24 TCh-BAN Premier 2021 Dhaka BAN 6.4 Koustav Chatterjee Mehdi Hasan Parag 1-0 37 Open
314 2021-03-23 TCh-BAN Premier 2021 Dhaka BAN 5.2 Koustav Chatterjee Sanket Chakravarty 1-0 48 Open
315 2021-03-21 TCh-BAN Premier 2021 Dhaka BAN 3.3 Ziaur Rahman Koustav Chatterjee 1/2-1/2 65 Open
316 2021-03-20 TCh-BAN Premier 2021 Dhaka BAN 2.2 Khandaker Aminul Islam Koustav Chatterjee 0-1 47 Open
317 2021-03-19 TCh-BAN Premier 2021 Dhaka BAN 1.4 Koustav Chatterjee Narayanan S L 0-1 169 Open
318 2020-12-06 Super Juniors CB IND Elim lichess.org INT 1.3 Arjun Kalyan Koustav Chatterjee 1-0 39 Open
319 2020-12-06 Super Juniors CB IND Elim lichess.org INT 1.2 Koustav Chatterjee Arjun Kalyan 1/2-1/2 63 Open
320 2020-12-06 Super Juniors CB IND Elim lichess.org INT 1.1 Arjun Kalyan Koustav Chatterjee 1-0 18 Open
321 2020-12-01 RBI Open Qualifier 1 2020 lichess.org INT 9 Xuan Zhang Koustav Chatterjee 0-1 42 Open
322 2020-12-01 RBI Open Qualifier 1 2020 lichess.org INT 8 Koustav Chatterjee Xiangrui Kong 1-0 60 Open
323 2020-12-01 RBI Open Qualifier 1 2020 lichess.org INT 6 Daniel Barria Zuniga Koustav Chatterjee 1-0 41 Open
324 2020-12-01 RBI Open Qualifier 1 2020 lichess.org INT 5 Chithambaram VR. Aravindh Koustav Chatterjee 1-0 38 Open
325 2020-12-01 RBI Open Qualifier 1 2020 lichess.org INT 4 Koustav Chatterjee Temur Kuybokarov 0-1 41 Open
326 2020-12-01 RBI Open Qualifier 1 2020 lichess.org INT 3 Koustav Chatterjee Manuel Petrosyan 1-0 77 Open
327 2020-12-01 RBI Open Qualifier 1 2020 lichess.org INT 2 8623252 Koustav Chatterjee 0-1 25 Open
328 2020-12-01 RBI Open Qualifier 1 2020 lichess.org INT 10 Aleksandr Lenderman Koustav Chatterjee 1-0 27 Open
329 2020-06-23 Titled Tuesday 23rd June chess.com INT 3 Gellert Karacsonyi Koustav Chatterjee 1-0 15 Open
330 2020-06-23 Titled Tuesday 23rd June chess.com INT 2 Koustav Chatterjee Codrut-Constantin Florescu 1-0 26 Open
331 2020-06-23 Titled Tuesday 23rd June chess.com INT 1 Oleg Kislov Koustav Chatterjee 0-1 36 Open
332 2020-05-16 Sukooon Resort Indian Chess.com chess.com INT 9.5 Koustav Chatterjee Harsha Bharathakoti 1-0 29 Open
333 2020-05-16 Sukooon Resort Indian Chess.com chess.com INT 8.2 Aditya Mittal Koustav Chatterjee 1/2-1/2 40 Open
334 2020-05-16 Sukooon Resort Indian Chess.com chess.com INT 7.4 Koustav Chatterjee Srinath Narayanan 1/2-1/2 11 Open
335 2020-05-16 Sukooon Resort Indian Chess.com chess.com INT 6.3 Raja Rithvik R Koustav Chatterjee 0-1 62 Open
336 2020-05-15 Sukooon Resort Indian Chess.com chess.com INT 5.3 Koustav Chatterjee Sankalp Gupta 1-0 33 Open
337 2020-05-15 Sukooon Resort Indian Chess.com chess.com INT 4.4 Sachdev Tania Koustav Chatterjee 0-1 25 Open
338 2020-05-15 Sukooon Resort Indian Chess.com chess.com INT 3.2 Koustav Chatterjee Vantika Agrawal 1-0 29 Open
339 2020-05-15 Sukooon Resort Indian Chess.com chess.com INT 2.5 Leon Luke Mendonca Koustav Chatterjee 1/2-1/2 31 Open
340 2020-05-15 Sukooon Resort Indian Chess.com chess.com INT 1.1 Sundar M. Shyam Koustav Chatterjee 1-0 60 Open
341 2020-05-05 Titled Tuesday 5th May chess.com INT 8 Ori Kobo Koustav Chatterjee 1-0 29 Open
342 2020-05-05 Titled Tuesday 5th May chess.com INT 7 Koustav Chatterjee Andrey Drygalov 1-0 30 Open
343 2020-05-05 Titled Tuesday 5th May chess.com INT 6 Tomas Laurusas Koustav Chatterjee 1-0 65 Open
344 2020-05-05 Titled Tuesday 5th May chess.com INT 5 Koustav Chatterjee Mikhail Kobalia 1-0 66 Open
345 2020-05-05 Titled Tuesday 5th May chess.com INT 10 Mateusz Bartel Koustav Chatterjee 0-1 64 Open
346 2020-01-07 5th IIFL Wealth Mumbai Op Mumbai IND 9.12 Aleksej Aleksandrov Koustav Chatterjee 1-0 43 Open
347 2020-01-06 5th IIFL Wealth Mumbai Op Mumbai IND 8.24 Koustav Chatterjee Pranav Anand 1-0 36 Open
348 2020-01-05 5th IIFL Wealth Mumbai Op Mumbai IND 7.22 Pranesh M Koustav Chatterjee 1/2-1/2 42 Open
349 2020-01-04 5th IIFL Wealth Mumbai Op Mumbai IND 6.24 Krishnan P. Saravana Koustav Chatterjee 1/2-1/2 63 Open
350 2020-01-03 5th IIFL Wealth Mumbai Op Mumbai IND 5.2 Koustav Chatterjee Krishnater Kushager 1/2-1/2 40 Open

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