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: 2026-10-06 (UTC).

# Date Event Site Round White Black Result Moves View
101 2024-07-15 57th Biel Master Open Biel SUI 1.12 Johannes Rappazzo Koustav Chatterjee 0-1 33 Open
102 2024-03-31 College Final Four 2024 Richardson USA 3.2 Irakli Beradze Koustav Chatterjee 1/2-1/2 18 Open
103 2024-03-30 College Final Four 2024 Richardson USA 2.2 Mikhail Al. Antipov Koustav Chatterjee 1-0 49 Open
104 2024-03-30 College Final Four 2024 Richardson USA 1.1 Koustav Chatterjee Benjamin Gledura 0-1 35 Open
105 2024-01-15 1000GM NY Winter GMB New York USA 9.3 Joseph Levine Koustav Chatterjee 0-1 51 Open
106 2024-01-15 1000GM NY Winter GMB New York USA 8.4 Koustav Chatterjee Terry Luo 1-0 47 Open
107 2024-01-14 1000GM NY Winter GMB New York USA 7.2 Kyron Griffith Koustav Chatterjee 1/2-1/2 26 Open
108 2024-01-14 1000GM NY Winter GMB New York USA 6.5 Koustav Chatterjee Akira Nakada 1-0 22 Open
109 2024-01-13 1000GM NY Winter GMB New York USA 5.1 Koustav Chatterjee Tanitoluwa Adewumi 1/2-1/2 43 Open
110 2024-01-13 1000GM NY Winter GMB New York USA 4.5 Alice Lee Koustav Chatterjee 0-1 36 Open
111 2024-01-12 1000GM NY Winter GMB New York USA 3.2 Koustav Chatterjee Mark Paragua 1/2-1/2 20 Open
112 2024-01-12 1000GM NY Winter GMB New York USA 2.4 Gabor Nagy Koustav Chatterjee 1/2-1/2 4 Open
113 2024-01-11 1000GM NY Winter GMB New York USA 1.3 Koustav Chatterjee William Graif 1-0 31 Open
114 2024-01-07 Pan-Am Intercollegiate McAllen, TX USA 6.9 Awonder Liang Koustav Chatterjee 1/2-1/2 79 Open
115 2024-01-06 Pan-Am Intercollegiate McAllen, TX USA 4.7 Viktor Gazik Koustav Chatterjee 1-0 64 Open
116 2023-12-30 33rd North American Open Las Vegas USA 9.3 Koustav Chatterjee Arman Mikaelyan 1-0 33 Open
117 2023-12-29 33rd North American Open Las Vegas USA 8.3 Steven Zierk Koustav Chatterjee 0-1 42 Open
118 2023-12-29 33rd North American Open Las Vegas USA 7.8 Koustav Chatterjee Jacob Furfine 1-0 42 Open
119 2023-12-28 33rd North American Open Las Vegas USA 6.1 Andrei Macovei Koustav Chatterjee 1/2-1/2 57 Open
120 2023-12-28 33rd North American Open Las Vegas USA 5.15 Koustav Chatterjee Zoey Tang 1-0 67 Open
121 2023-12-27 33rd North American Open Las Vegas USA 4.7 Richard Bitoon Koustav Chatterjee 1-0 48 Open
122 2023-11-26 US Chess Masters 2023 Charlotte USA 9.21 Koustav Chatterjee Liam Putnam 1-0 40 Open
123 2023-11-26 US Chess Masters 2023 Charlotte USA 8.14 Balaji Daggupati Koustav Chatterjee 1-0 48 Open
124 2023-11-25 US Chess Masters 2023 Charlotte USA 7.2 Koustav Chatterjee Alice Lee 1-0 38 Open
125 2023-11-25 US Chess Masters 2023 Charlotte USA 6.7 Mackenzie Molner Koustav Chatterjee 1/2-1/2 50 Open
126 2023-11-24 US Chess Masters 2023 Charlotte USA 5.13 Koustav Chatterjee Craig Hilby 1-0 107 Open
127 2023-11-24 US Chess Masters 2023 Charlotte USA 4.12 Karolis Juksta Koustav Chatterjee 1/2-1/2 10 Open
128 2023-11-23 US Chess Masters 2023 Charlotte USA 3.22 Koustav Chatterjee Harshid Kunka 1-0 51 Open
129 2023-11-23 US Chess Masters 2023 Charlotte USA 2.14 Dean Ippolito Koustav Chatterjee 1/2-1/2 30 Open
130 2023-11-22 US Chess Masters 2023 Charlotte USA 1.17 Koustav Chatterjee Anastasya Paramzina 1-0 27 Open
131 2023-09-17 Texas Collegiate Finals Brownsville USA 4.1 Irakli Beradze Koustav Chatterjee 1/2-1/2 29 Open
132 2023-09-17 Texas Collegiate Finals Brownsville USA 3.5 Koustav Chatterjee Aleksey Sorokin 1/2-1/2 33 Open
133 2023-09-16 Texas Collegiate Finals Brownsville USA 2.1 Viktor Gazik Koustav Chatterjee 0-1 33 Open
134 2023-09-16 Texas Collegiate Finals Brownsville USA 1.1 Koustav Chatterjee Nathaniel Philip Moor 1-0 49 Open
135 2023-04-16 II Menorca Open 2023 Ciutadella de Menorca ESP 9.2 Hans Moke Niemann Koustav Chatterjee 1/2-1/2 22 Open
136 2023-04-15 II Menorca Open 2023 Ciutadella de Menorca ESP 8.7 Koustav Chatterjee Alexandr Fier 1-0 52 Open
137 2023-04-15 II Menorca Open 2023 Ciutadella de Menorca ESP 7.12 Koustav Chatterjee Yi Xu 1-0 7 Open
138 2023-04-13 II Menorca Open 2023 Ciutadella de Menorca ESP 4.5 Koustav Chatterjee Gukesh D 0-1 31 Open
139 2023-04-09 Fagernes GM Open 2023 Fagernes NOR 9.3 Samvel Ter-Sahakyan Koustav Chatterjee 1-0 31 Open
140 2023-04-08 Fagernes GM Open 2023 Fagernes NOR 8.4 Koustav Chatterjee Raja Rithvik R 1-0 39 Open
141 2023-04-07 Fagernes GM Open 2023 Fagernes NOR 7.4 Koustav Chatterjee Eduardas Rozentalis 1/2-1/2 38 Open
142 2023-04-06 Fagernes GM Open 2023 Fagernes NOR 6.1 Abhimanyu Puranik Koustav Chatterjee 1/2-1/2 19 Open
143 2023-04-05 Fagernes GM Open 2023 Fagernes NOR 5.4 Savitha Shri B Koustav Chatterjee 0-1 82 Open
144 2023-04-05 Fagernes GM Open 2023 Fagernes NOR 4.2 Koustav Chatterjee Vahap Sanal 0-1 34 Open
145 2023-04-04 Fagernes GM Open 2023 Fagernes NOR 3.4 Lukas Dotzer Koustav Chatterjee 1-0 79 Open
146 2023-04-03 Fagernes GM Open 2023 Fagernes NOR 2.6 Koustav Chatterjee Mads Vestby-Ellingsen 1-0 32 Open
147 2023-04-02 Fagernes GM Open 2023 Fagernes NOR 1.8 Sourath Biswas Koustav Chatterjee 0-1 22 Open
148 2023-03-28 Titled Tue 28th Mar Early chess.com INT 9 Matthias Bluebaum Koustav Chatterjee 1-0 49 Open
149 2023-03-28 Titled Tue 28th Mar Early chess.com INT 8 Koustav Chatterjee Wesley So 0-1 35 Open
150 2023-03-28 Titled Tue 28th Mar Early chess.com INT 7 Rudik Makarian Koustav Chatterjee 0-1 52 Open

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