Jakub Kosakowski

Country

POL

Birth Year

2002

Gender

M

Title

Grandmaster

FIDE ID

1185080

FIDE ratings

2518

Classical

Published FIDE

2551

Rapid

Published FIDE

2528

Blitz

Published FIDE

Official classical ranks

World rank
#455
National rank · POL
#12

Active players · Oct 2026 FIDE list ⓘ

FIDE rating history

Highest recorded rating
2551 Jul 2025
Recorded years
2011–2026
Archived games
2859

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: 2026-10-09 (UTC).

# Date Event Site Round White Black Result Moves View
451 2025-12-18 Wroclaw Open A 2025 Wroclaw POL 8.7 Yuval Yaniv Jakub Kosakowski 1/2-1/2 45 Open
452 2025-12-17 Wroclaw Open A 2025 Wroclaw POL 7.1 Jakub Kosakowski Filip Ochedzan 1-0 41 Open
453 2025-12-17 Wroclaw Open A 2025 Wroclaw POL 6.8 Shete Sammed Jaykumar Jakub Kosakowski 1/2-1/2 48 Open
454 2025-12-16 Wroclaw Open A 2025 Wroclaw POL 5.8 Jakub Kosakowski Dhulipalla Bala Chandra Prasad 1/2-1/2 52 Open
455 2025-12-15 Wroclaw Open A 2025 Wroclaw POL 4.5 Shyaam Nikhil P Jakub Kosakowski 1/2-1/2 17 Open
456 2025-12-15 Wroclaw Open A 2025 Wroclaw POL 3.9 Jakub Kosakowski Rishi Vijayakumar 1-0 72 Open
457 2025-12-14 Wroclaw Open A 2025 Wroclaw POL 2.4 Antoni Radzimski Jakub Kosakowski 1/2-1/2 70 Open
458 2025-12-13 Wroclaw Open A 2025 Wroclaw POL 1.7 Jakub Kosakowski Michalina Rudzinska 1-0 39 Open
459 2025-12-09 Titled Tue 9th Dec 2025 chess.com INT 9 Matthias Bluebaum Jakub Kosakowski 1-0 40 Open
460 2025-12-09 Titled Tue 9th Dec 2025 chess.com INT 8 Yihan Meng Jakub Kosakowski 0-1 116 Open
461 2025-12-09 Titled Tue 9th Dec 2025 chess.com INT 7 Jakub Kosakowski Matthias Dann 1-0 29 Open
462 2025-12-09 Titled Tue 9th Dec 2025 chess.com INT 6 Tuan Minh Le Jakub Kosakowski 1-0 45 Open
463 2025-12-09 Titled Tue 9th Dec 2025 chess.com INT 5 Jakub Kosakowski Parham Maghsoodloo 1/2-1/2 90 Open
464 2025-12-09 Titled Tue 9th Dec 2025 chess.com INT 4 Jakub Kosakowski Dinesh Rajan M 1-0 62 Open
465 2025-12-09 Titled Tue 9th Dec 2025 chess.com INT 3 Alexey Sarana Jakub Kosakowski 1-0 48 Open
466 2025-12-09 Titled Tue 9th Dec 2025 chess.com INT 2 Jens E Ingebretsen Jakub Kosakowski 0-1 33 Open
467 2025-12-09 Titled Tue 9th Dec 2025 chess.com INT 1 Jakub Kosakowski Advik Prasanna 1-0 40 Open
468 2025-12-09 Titled Tue 9th Dec 2025 chess.com INT 11 Rose Atwell Jakub Kosakowski 1-0 30 Open
469 2025-12-09 Titled Tue 9th Dec 2025 chess.com INT 10 Jakub Kosakowski Novak Dumbelovic 1-0 58 Open
470 2025-12-07 Bundesliga 2025-26 Heimbach-Weis GER 4.1 Jakub Kosakowski Karthik Venkataraman 1/2-1/2 38 Open
471 2025-12-06 Bundesliga 2025-26 Heimbach-Weis GER 3.1 Nijat Abasov Jakub Kosakowski 1-0 74 Open
472 2025-12-02 Titled Tue 2nd Dec 2025 chess.com INT 9 Jakub Kosakowski Jeevan Karamsetty 1-0 57 Open
473 2025-12-02 Titled Tue 2nd Dec 2025 chess.com INT 8 Vitaly Teterev Jakub Kosakowski 1/2-1/2 70 Open
474 2025-12-02 Titled Tue 2nd Dec 2025 chess.com INT 7 Jakub Kosakowski Viktor Skliarov 1-0 36 Open
475 2025-12-02 Titled Tue 2nd Dec 2025 chess.com INT 6 Anastasia Avramidou Jakub Kosakowski 1/2-1/2 56 Open
476 2025-12-02 Titled Tue 2nd Dec 2025 chess.com INT 5 Jakub Kosakowski Damir Bulgak 0-1 38 Open
477 2025-12-02 Titled Tue 2nd Dec 2025 chess.com INT 4 Daniel Barria Zuniga Jakub Kosakowski 0-1 52 Open
478 2025-12-02 Titled Tue 2nd Dec 2025 chess.com INT 3 Jakub Kosakowski V Pranav 0-1 44 Open
479 2025-12-02 Titled Tue 2nd Dec 2025 chess.com INT 2 Jakub Kosakowski Setumadhav Yellumahanthi 1-0 31 Open
480 2025-12-02 Titled Tue 2nd Dec 2025 chess.com INT 1 Baptiste Lissillour Jakub Kosakowski 0-1 33 Open
481 2025-12-02 Titled Tue 2nd Dec 2025 chess.com INT 11 Denis Lazavik Jakub Kosakowski 1-0 29 Open
482 2025-12-02 Titled Tue 2nd Dec 2025 chess.com INT 10 Nikita Fedotov Jakub Kosakowski 0-1 25 Open
483 2025-11-25 Titled Tue 25th Nov 2025 chess.com INT 9 Olexandr Bortnyk Jakub Kosakowski 0-1 30 Open
484 2025-11-25 Titled Tue 25th Nov 2025 chess.com INT 8 Jakub Kosakowski Adar Tarhan 1-0 37 Open
485 2025-11-25 Titled Tue 25th Nov 2025 chess.com INT 7 Jose Eduardo Martinez Alcantara Jakub Kosakowski 1-0 28 Open
486 2025-11-25 Titled Tue 25th Nov 2025 chess.com INT 6 Jakub Kosakowski Grigoriy Oparin 1/2-1/2 71 Open
487 2025-11-25 Titled Tue 25th Nov 2025 chess.com INT 5 Jakub Kosakowski Chithambaram VR. Aravindh 1/2-1/2 63 Open
488 2025-11-25 Titled Tue 25th Nov 2025 chess.com INT 4 Renato Terry Jakub Kosakowski 0-1 21 Open
489 2025-11-25 Titled Tue 25th Nov 2025 chess.com INT 3 Ian Nepomniachtchi Jakub Kosakowski 1/2-1/2 53 Open
490 2025-11-25 Titled Tue 25th Nov 2025 chess.com INT 2 Jakub Kosakowski Vijay Srinivas Anandh 1-0 51 Open
491 2025-11-25 Titled Tue 25th Nov 2025 chess.com INT 1 Konstantin Begunov Jakub Kosakowski 0-1 39 Open
492 2025-11-25 Titled Tue 25th Nov 2025 chess.com INT 11 Jakub Kosakowski Ante Brkic 1/2-1/2 116 Open
493 2025-11-25 Titled Tue 25th Nov 2025 chess.com INT 10 Quang Liem Le Jakub Kosakowski 1-0 84 Open
494 2025-11-23 34th TCh-CRO Div 1b 2025 Veli Losinj CRO 9.1 Jakub Kosakowski Milos Stankovic 1/2-1/2 6 Open
495 2025-11-22 34th TCh-CRO Div 1b 2025 Veli Losinj CRO 8.2 Jakub Kosakowski Dusan Popovic 1-0 41 Open
496 2025-11-21 34th TCh-CRO Div 1b 2025 Veli Losinj CRO 7.2 Ivan Vihor Krsnik Cohar Jakub Kosakowski 0-1 34 Open
497 2025-11-20 34th TCh-CRO Div 1b 2025 Veli Losinj CRO 6.2 Jakub Kosakowski Tomas Polak 1/2-1/2 60 Open
498 2025-11-19 34th TCh-CRO Div 1b 2025 Veli Losinj CRO 5.2 Lukas Dotzer Jakub Kosakowski 1/2-1/2 14 Open
499 2025-11-18 34th TCh-CRO Div 1b 2025 Veli Losinj CRO 4.2 Jakub Kosakowski Novak Cabarkapa 1-0 26 Open
500 2025-11-17 34th TCh-CRO Div 1b 2025 Veli Losinj CRO 3.2 Jakub Kosakowski Bozidar Ivekovic 1-0 44 Open

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