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 ⓘ

Rating history

Highest recorded rating
2551 Jul 2025
Recorded years
2011–2026
Archived games
2856

Based on available monthly lists and saved games.

FIDE rating history

View rating lists
Available Games

Published games available in our archive; coverage varies by tournament. Archive last checked: 2026-10-08 (UTC).

# Date Event Site Round White Black Result Moves View
51 2026-08-26 27th Sants Open 2026 Barcelona ESP 6.5 Kosakowski,Jakub Heimisson,Hilmir Freyr 1-0 57 Open
52 2026-08-25 27th Sants Open 2026 Barcelona ESP 5.4 Lazaro Pujol,Abel Kosakowski,Jakub 1/2-1/2 34 Open
53 2026-08-24 27th Sants Open 2026 Barcelona ESP 4.2 Kosakowski,Jakub Sathvik Adiga 1/2-1/2 34 Open
54 2026-08-23 27th Sants Open 2026 Barcelona ESP 3.4 Utsab,Chatterjee Kosakowski,Jakub 0-1 46 Open
55 2026-08-22 27th Sants Open 2026 Barcelona ESP 2.4 Kosakowski,Jakub Almedina Ortiz,E 1-0 38 Open
56 2026-08-21 27th Sants Open 2026 Barcelona ESP 1.5 Om,Batra Kosakowski,Jakub 0-1 33 Open
57 2026-08-18 Titled Tue 18th Aug 2026 chess.com INT 5 Kosakowski,Jakub Nguyen Tung Quan 1-0 69 Open
58 2026-08-18 Titled Tue 18th Aug 2026 chess.com INT 10 Drygalov,Sergey Kosakowski,Jakub 1/2-1/2 49 Open
59 2026-08-18 Titled Tue 18th Aug 2026 chess.com INT 7 Kosakowski,Jakub Materia,Marco 0-1 35 Open
60 2026-08-18 Titled Tue 18th Aug 2026 chess.com INT 1 Aynaoglu,Efe Kosakowski,Jakub 0-1 49 Open
61 2026-08-18 Titled Tue 18th Aug 2026 chess.com INT 6 Banerjee,Supratit Kosakowski,Jakub 0-1 60 Open
62 2026-08-18 Titled Tue 18th Aug 2026 chess.com INT 9 Kosakowski,Jakub Mahdavi,Reza 1-0 34 Open
63 2026-08-18 Titled Tue 18th Aug 2026 chess.com INT 2 Kosakowski,Jakub Shuvalov,E 1-0 31 Open
64 2026-08-18 Titled Tue 18th Aug 2026 chess.com INT 11 Kosakowski,Jakub Yoo,Christopher Woojin 0-1 49 Open
65 2026-08-18 Titled Tue 18th Aug 2026 chess.com INT 4 Sarana,A Kosakowski,Jakub 1-0 89 Open
66 2026-08-18 Titled Tue 18th Aug 2026 chess.com INT 8 Ingebretsen,Jens E Kosakowski,Jakub 0-1 85 Open
67 2026-08-18 Titled Tue 18th Aug 2026 chess.com INT 3 Saxena,Vihaan Kosakowski,Jakub 0-1 31 Open
68 2026-08-13 1st 3-0 Thu 13th Aug 2026 chess.com INT 7 Moroni,L Kosakowski,Jakub 1-0 56 Open
69 2026-08-13 1st 3-0 Thu 13th Aug 2026 chess.com INT 10 Kosakowski,Jakub Fernandez Lopez,Ruben 1-0 27 Open
70 2026-08-13 1st 3-0 Thu 13th Aug 2026 chess.com INT 9 Cahaya,Satria Duta Kosakowski,Jakub 1-0 35 Open
71 2026-08-13 1st 3-0 Thu 13th Aug 2026 chess.com INT 5 Kosakowski,Jakub Pham Le Thao Nguyen 1-0 33 Open
72 2026-08-13 1st 3-0 Thu 13th Aug 2026 chess.com INT 2 Savitha,Shri B Kosakowski,Jakub 1-0 68 Open
73 2026-08-13 1st 3-0 Thu 13th Aug 2026 chess.com INT 6 Yakubboev,Nodirbek Kosakowski,Jakub 0-1 67 Open
74 2026-08-13 1st 3-0 Thu 13th Aug 2026 chess.com INT 3 Kosakowski,Jakub Vlassov,N 1-0 68 Open
75 2026-08-13 1st 3-0 Thu 13th Aug 2026 chess.com INT 8 Kosakowski,Jakub Bluebaum,M 1/2-1/2 50 Open
76 2026-08-13 1st 3-0 Thu 13th Aug 2026 chess.com INT 4 Ambartsumova,K Kosakowski,Jakub 0-1 78 Open
77 2026-08-13 1st 3-0 Thu 13th Aug 2026 chess.com INT 1 Kosakowski,Jakub Dyulgerov,Volen 1-0 19 Open
78 2026-08-13 1st 3-0 Thu 13th Aug 2026 chess.com INT 11 Fiorito,Joaquin Kosakowski,Jakub 0-1 32 Open
79 2026-08-11 Titled Tue 11th Aug 2026 chess.com INT 10 Kosakowski,Jakub Bok,B 0-1 23 Open
80 2026-08-11 Titled Tue 11th Aug 2026 chess.com INT 3 Kosakowski,Jakub Ezat,M 1-0 53 Open
81 2026-08-11 Titled Tue 11th Aug 2026 chess.com INT 9 Kosakowski,Jakub Erigaisi,Arjun 1-0 40 Open
82 2026-08-11 Titled Tue 11th Aug 2026 chess.com INT 5 Ashraf,Artin Kosakowski,Jakub 1-0 74 Open
83 2026-08-11 Titled Tue 11th Aug 2026 chess.com INT 7 Kosakowski,Jakub Bharath,Subramaniyam H 1-0 25 Open
84 2026-08-11 Titled Tue 11th Aug 2026 chess.com INT 4 Mahdavi,Reza Kosakowski,Jakub 0-1 90 Open
85 2026-08-11 Titled Tue 11th Aug 2026 chess.com INT 6 Kosakowski,Jakub Atwell,Rose 1-0 48 Open
86 2026-08-11 Titled Tue 11th Aug 2026 chess.com INT 11 ABDULRAHEEM,Abdulrahman Akintoye Kosakowski,Jakub 0-1 37 Open
87 2026-08-11 Titled Tue 11th Aug 2026 chess.com INT 8 Usov,Aleksandr E. Kosakowski,Jakub 1-0 50 Open
88 2026-08-11 Titled Tue 11th Aug 2026 chess.com INT 2 Zhizmer,Y Kosakowski,Jakub 0-1 31 Open
89 2026-08-11 Titled Tue 11th Aug 2026 chess.com INT 1 Kosakowski,Jakub Bogaudinov,R 1-0 25 Open
90 2026-07-23 2nd 3-0 Thu 23rd Jul 2026 chess.com INT 1 Novikova,Galina Kosakowski,Jakub 0-1 33 Open
91 2026-07-23 2nd 3-0 Thu 23rd Jul 2026 chess.com INT 4 Martinez Alcantara,Jose Eduardo Kosakowski,Jakub 1-0 71 Open
92 2026-07-23 2nd 3-0 Thu 23rd Jul 2026 chess.com INT 7 Kosakowski,Jakub Skliarov,V 1-0 33 Open
93 2026-07-23 2nd 3-0 Thu 23rd Jul 2026 chess.com INT 8 Lazavik,Denis Kosakowski,Jakub 1-0 40 Open
94 2026-07-23 2nd 3-0 Thu 23rd Jul 2026 chess.com INT 2 Kosakowski,Jakub Bulgak,Damir 1-0 37 Open
95 2026-07-23 2nd 3-0 Thu 23rd Jul 2026 chess.com INT 5 Kosakowski,Jakub Pribelszky,Bence 1-0 25 Open
96 2026-07-23 2nd 3-0 Thu 23rd Jul 2026 chess.com INT 10 Kosakowski,Jakub Bortnyk,Olexandr 1-0 84 Open
97 2026-07-23 2nd 3-0 Thu 23rd Jul 2026 chess.com INT 11 Bok,B Kosakowski,Jakub 0-1 80 Open
98 2026-07-23 2nd 3-0 Thu 23rd Jul 2026 chess.com INT 9 Cumpe,Lucas Kosakowski,Jakub 0-1 58 Open
99 2026-07-23 2nd 3-0 Thu 23rd Jul 2026 chess.com INT 6 Movahed,Sina Kosakowski,Jakub 1-0 28 Open
100 2026-07-23 2nd 3-0 Thu 23rd Jul 2026 chess.com INT 3 Kosakowski,Jakub Holinka,Henning 1-0 44 Open

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