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
2866

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: 2026-10-13 (UTC).

Online games are identified from known tournament names, playing sites and PGN mode. Other games are listed as OTB (over-the-board).

# Date Event Site Round White Black Result Moves View
1451 2024-02-06 Titled Tue 6th Feb Late chess.com INT 9 Benjamin Bok Jakub Kosakowski 1-0 30 Open
1452 2024-02-06 Titled Tue 6th Feb Late chess.com INT 8 Erigaisi Arjun Jakub Kosakowski 1/2-1/2 55 Open
1453 2024-02-06 Titled Tue 6th Feb Late chess.com INT 7 Jakub Kosakowski Alan Pichot 1-0 41 Open
1454 2024-02-06 Titled Tue 6th Feb Late chess.com INT 6 Jonas Prado Lobo Jakub Kosakowski 0-1 11 Open
1455 2024-02-06 Titled Tue 6th Feb Late chess.com INT 5 Jakub Kosakowski Viacheslav Tikhonov 1/2-1/2 61 Open
1456 2024-02-06 Titled Tue 6th Feb Late chess.com INT 4 Mohamed Nouali Jakub Kosakowski 0-1 25 Open
1457 2024-02-06 Titled Tue 6th Feb Late chess.com INT 3 Jakub Kosakowski Hikaru Nakamura 0-1 49 Open
1458 2024-02-06 Titled Tue 6th Feb Late chess.com INT 2 Jakub Kosakowski Roman Shton 1-0 45 Open
1459 2024-02-06 Titled Tue 6th Feb Late chess.com INT 1 Carlos Alvarado Jakub Kosakowski 0-1 24 Open
1460 2024-02-06 Titled Tue 6th Feb Late chess.com INT 11 Jakub Kosakowski Mahammad Muradli 1/2-1/2 62 Open
1461 2024-02-06 Titled Tue 6th Feb Late chess.com INT 10 Jakub Kosakowski Karina Ambartsumova 1-0 40 Open
1462 2024-01-28 chess.com Speed Poland chess.com INT 3.9 Jan-Krzysztof Duda Jakub Kosakowski 1/2-1/2 32 Open
1463 2024-01-28 chess.com Speed Poland chess.com INT 3.8 Jakub Kosakowski Jan-Krzysztof Duda 1/2-1/2 60 Open
1464 2024-01-28 chess.com Speed Poland chess.com INT 3.7 Jan-Krzysztof Duda Jakub Kosakowski 1-0 40 Open
1465 2024-01-28 chess.com Speed Poland chess.com INT 3.6 Jakub Kosakowski Jan-Krzysztof Duda 0-1 59 Open
1466 2024-01-28 chess.com Speed Poland chess.com INT 3.5 Jan-Krzysztof Duda Jakub Kosakowski 1-0 29 Open
1467 2024-01-28 chess.com Speed Poland chess.com INT 3.4 Jakub Kosakowski Jan-Krzysztof Duda 1/2-1/2 58 Open
1468 2024-01-28 chess.com Speed Poland chess.com INT 3.3 Jan-Krzysztof Duda Jakub Kosakowski 1-0 59 Open
1469 2024-01-28 chess.com Speed Poland chess.com INT 3.2 Jakub Kosakowski Jan-Krzysztof Duda 0-1 50 Open
1470 2024-01-28 chess.com Speed Poland chess.com INT 3.23 Jan-Krzysztof Duda Jakub Kosakowski 1-0 47 Open
1471 2024-01-28 chess.com Speed Poland chess.com INT 3.22 Jakub Kosakowski Jan-Krzysztof Duda 0-1 22 Open
1472 2024-01-28 chess.com Speed Poland chess.com INT 3.21 Jan-Krzysztof Duda Jakub Kosakowski 1-0 31 Open
1473 2024-01-28 chess.com Speed Poland chess.com INT 3.2 Jakub Kosakowski Jan-Krzysztof Duda 0-1 61 Open
1474 2024-01-28 chess.com Speed Poland chess.com INT 3.1 Jan-Krzysztof Duda Jakub Kosakowski 1-0 39 Open
1475 2024-01-28 chess.com Speed Poland chess.com INT 3.19 Jan-Krzysztof Duda Jakub Kosakowski 0-1 46 Open
1476 2024-01-28 chess.com Speed Poland chess.com INT 3.18 Jakub Kosakowski Jan-Krzysztof Duda 0-1 35 Open
1477 2024-01-28 chess.com Speed Poland chess.com INT 3.17 Jan-Krzysztof Duda Jakub Kosakowski 1/2-1/2 37 Open
1478 2024-01-28 chess.com Speed Poland chess.com INT 3.16 Jakub Kosakowski Jan-Krzysztof Duda 1-0 40 Open
1479 2024-01-28 chess.com Speed Poland chess.com INT 3.15 Jan-Krzysztof Duda Jakub Kosakowski 1-0 61 Open
1480 2024-01-28 chess.com Speed Poland chess.com INT 3.14 Jakub Kosakowski Jan-Krzysztof Duda 0-1 25 Open
1481 2024-01-28 chess.com Speed Poland chess.com INT 3.13 Jan-Krzysztof Duda Jakub Kosakowski 1-0 33 Open
1482 2024-01-28 chess.com Speed Poland chess.com INT 3.12 Jakub Kosakowski Jan-Krzysztof Duda 0-1 16 Open
1483 2024-01-28 chess.com Speed Poland chess.com INT 3.11 Jan-Krzysztof Duda Jakub Kosakowski 1-0 40 Open
1484 2024-01-28 chess.com Speed Poland chess.com INT 3.1 Jakub Kosakowski Jan-Krzysztof Duda 0-1 43 Open
1485 2024-01-26 chess.com Speed Poland chess.com INT 2.9 Kacper Piorun Jakub Kosakowski 0-1 40 Open
1486 2024-01-26 chess.com Speed Poland chess.com INT 2.8 Jakub Kosakowski Kacper Piorun 1/2-1/2 86 Open
1487 2024-01-26 chess.com Speed Poland chess.com INT 2.7 Kacper Piorun Jakub Kosakowski 0-1 37 Open
1488 2024-01-26 chess.com Speed Poland chess.com INT 2.6 Jakub Kosakowski Kacper Piorun 1-0 37 Open
1489 2024-01-26 chess.com Speed Poland chess.com INT 2.5 Kacper Piorun Jakub Kosakowski 0-1 27 Open
1490 2024-01-26 chess.com Speed Poland chess.com INT 2.4 Jakub Kosakowski Kacper Piorun 1/2-1/2 36 Open
1491 2024-01-26 chess.com Speed Poland chess.com INT 2.3 Kacper Piorun Jakub Kosakowski 1-0 36 Open
1492 2024-01-26 chess.com Speed Poland chess.com INT 2.2 Jakub Kosakowski Kacper Piorun 1/2-1/2 41 Open
1493 2024-01-26 chess.com Speed Poland chess.com INT 2.22 Jakub Kosakowski Kacper Piorun 1-0 29 Open
1494 2024-01-26 chess.com Speed Poland chess.com INT 2.21 Kacper Piorun Jakub Kosakowski 1-0 41 Open
1495 2024-01-26 chess.com Speed Poland chess.com INT 2.2 Jakub Kosakowski Kacper Piorun 1/2-1/2 30 Open
1496 2024-01-26 chess.com Speed Poland chess.com INT 2.1 Kacper Piorun Jakub Kosakowski 0-1 48 Open
1497 2024-01-26 chess.com Speed Poland chess.com INT 2.19 Kacper Piorun Jakub Kosakowski 1-0 55 Open
1498 2024-01-26 chess.com Speed Poland chess.com INT 2.18 Jakub Kosakowski Kacper Piorun 1-0 48 Open
1499 2024-01-26 chess.com Speed Poland chess.com INT 2.17 Kacper Piorun Jakub Kosakowski 1/2-1/2 53 Open
1500 2024-01-26 chess.com Speed Poland chess.com INT 2.16 Jakub Kosakowski Kacper Piorun 1-0 49 Open

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