GMJakub Kosakowski

POL Born 2002 (Age ≈24) Male
FIDE ID
1185080

About Jakub Kosakowski

Jakub Kosakowski was born in 2002. He won Polish youth championships at under-10, under-14 and under-16 level, as well as silver medals in older age groups. His junior career also included six national rapid gold medals and two blitz titles. Show more

Jakub Kosakowski was born in 2002. He won Polish youth championships at under-10, under-14 and under-16 level, as well as silver medals in older age groups. His junior career also included six national rapid gold medals and two blitz titles. He represented Poland in European and world youth championships. In 2021 he finished second in the open section of the Rubinstein Memorial. He won silver in the Polish senior blitz championship in 2022 and became a grandmaster in 2025.

FIDE ratings

Classical

2527.7 +4.7

Live estimate

Rapid

2539

Published FIDE

Blitz

2531

Published FIDE

Official classical ranks

World rank
#425
National rank · POL
#12

Active players · Nov 2026 FIDE list ⓘ

Rating milestones

Highest recorded rating
2551 Jul 2025
Recorded years
2011–2026
Archived games
1738

Based on available monthly lists and saved games.

Live rankings

Rating history

FIDE rating history

Published rating lists through Nov 2026.

Download chart or data

View rating lists

Games

Published games available in our archive; coverage varies by tournament. Archive last checked: 2026-11-11 (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
1001 2024-09-10 Titled Tue 10th Sep Early chess.com INT 8 Meri Arabidze Jakub Kosakowski Won: 0-1 20 Open
1002 2024-09-10 Titled Tue 10th Sep Early chess.com INT 7 Jakub Kosakowski Rudik Makarian Lost: 0-1 44 Open
1003 2024-09-10 Titled Tue 10th Sep Early chess.com INT 6 Nicolas Perossa Jakub Kosakowski Won: 0-1 38 Open
1004 2024-09-10 Titled Tue 10th Sep Early chess.com INT 5 Jakub Kosakowski Maksim Volkov Won: 1-0 22 Open
1005 2024-09-10 Titled Tue 10th Sep Early chess.com INT 4 Nikolas Theodorou Jakub Kosakowski Lost: 1-0 37 Open
1006 2024-09-10 Titled Tue 10th Sep Early chess.com INT 3 Maksims Golubovskis Jakub Kosakowski Won: 0-1 36 Open
1007 2024-09-10 Titled Tue 10th Sep Early chess.com INT 2 Jakub Kosakowski Jonas Rosner Won: 1-0 32 Open
1008 2024-09-10 Titled Tue 10th Sep Early chess.com INT 1 Sebastien Azar Jakub Kosakowski Won: 0-1 39 Open
1009 2024-09-10 Titled Tue 10th Sep Early chess.com INT 11 Jakub Kosakowski Grigoriy Oparin Lost: 0-1 64 Open
1010 2024-09-10 Titled Tue 10th Sep Early chess.com INT 10 Khagan Ahmad Jakub Kosakowski Won: 0-1 60 Open
1011 2024-06-11 Titled Tue 11th Jun Late chess.com INT 9 Jakub Kosakowski Tuan Minh Le Won: 1-0 54 Open
1012 2024-06-11 Titled Tue 11th Jun Late chess.com INT 8 Daniel Rangel Jakub Kosakowski Won: 0-1 31 Open
1013 2024-06-11 Titled Tue 11th Jun Late chess.com INT 7 Jakub Kosakowski Egor A. Koshulyan Won: 1-0 67 Open
1014 2024-06-11 Titled Tue 11th Jun Late chess.com INT 6 Alireza Firouzja Jakub Kosakowski Lost: 1-0 26 Open
1015 2024-06-11 Titled Tue 11th Jun Late chess.com INT 5 Iung Alicio de O. Pinheiro Jakub Kosakowski Won: 0-1 44 Open
1016 2024-06-11 Titled Tue 11th Jun Late chess.com INT 4 Jakub Kosakowski Vahap Sanal Lost: 0-1 57 Open
1017 2024-06-11 Titled Tue 11th Jun Late chess.com INT 3 Jakub Kosakowski Gil Barak Won: 1-0 22 Open
1018 2024-06-11 Titled Tue 11th Jun Late chess.com INT 2 Oleg Papayan Jakub Kosakowski Won: 0-1 40 Open
1019 2024-06-11 Titled Tue 11th Jun Late chess.com INT 1 Jakub Kosakowski Santiago Rodriguez Won: 1-0 29 Open
1020 2024-06-11 Titled Tue 11th Jun Late chess.com INT 11 Jakub Kosakowski Matthias Bluebaum Draw: 1/2-1/2 137 Open
1021 2024-06-11 Titled Tue 11th Jun Late chess.com INT 10 Milosz Szpar Jakub Kosakowski Won: 0-1 40 Open
1022 2024-05-14 Titled Tue 14th May Late chess.com INT 9 Jakub Kosakowski Jain Jeet Won: 1-0 33 Open
1023 2024-05-14 Titled Tue 14th May Late chess.com INT 8 Faustino Oro Jakub Kosakowski Lost: 1-0 65 Open
1024 2024-05-14 Titled Tue 14th May Late chess.com INT 7 Jakub Kosakowski Vedic Panda Won: 1-0 76 Open
1025 2024-05-14 Titled Tue 14th May Late chess.com INT 6 Yuliia Osmak Jakub Kosakowski Won: 0-1 46 Open
1026 2024-05-14 Titled Tue 14th May Late chess.com INT 5 Jakub Kosakowski Ian Nepomniachtchi Lost: 0-1 59 Open
1027 2024-05-14 Titled Tue 14th May Late chess.com INT 4 Jakub Kosakowski Dragos-Andrei Antonica Won: 1-0 34 Open
1028 2024-05-14 Titled Tue 14th May Late chess.com INT 3 David Henry Maycock Bates Jakub Kosakowski Won: 0-1 42 Open
1029 2024-05-14 Titled Tue 14th May Late chess.com INT 2 Nikolaos Aggelis Jakub Kosakowski Lost: 1-0 71 Open
1030 2024-05-14 Titled Tue 14th May Late chess.com INT 1 Jakub Kosakowski Hayk Mirimanian Won: 1-0 40 Open
1031 2024-05-14 Titled Tue 14th May Late chess.com INT 11 Melih Yurtseven Jakub Kosakowski Lost: 1-0 58 Open
1032 2024-05-14 Titled Tue 14th May Late chess.com INT 10 Jakub Kosakowski Alexei Shirov Draw: 1/2-1/2 56 Open
1033 2024-03-26 Titled Tue 26th Mar Late chess.com INT 9 Jakub Kosakowski Anh Dung Le Won: 1-0 50 Open
1034 2024-03-26 Titled Tue 26th Mar Late chess.com INT 8 Mohamed Ezat Jakub Kosakowski Lost: 1-0 37 Open
1035 2024-03-26 Titled Tue 26th Mar Late chess.com INT 7 Jakub Kosakowski Licael Roderick Ticona Rocabado Lost: 0-1 58 Open
1036 2024-03-26 Titled Tue 26th Mar Late chess.com INT 6 Amir Ali Ghafourian Jakub Kosakowski Draw: 1/2-1/2 65 Open
1037 2024-03-26 Titled Tue 26th Mar Late chess.com INT 5 Jakub Kosakowski Cristiano Gomes De Souza Won: 1-0 23 Open
1038 2024-03-26 Titled Tue 26th Mar Late chess.com INT 4 Jakub Kosakowski Michal Mazurkiewicz Won: 1-0 29 Open
1039 2024-03-26 Titled Tue 26th Mar Late chess.com INT 3 Robert Krzesaj Jakub Kosakowski Lost: 1-0 36 Open
1040 2024-03-26 Titled Tue 26th Mar Late chess.com INT 2 Jakub Kosakowski Iung Alicio de O. Pinheiro Lost: 0-1 56 Open
1041 2024-03-26 Titled Tue 26th Mar Late chess.com INT 1 Eduardo Barbosa Mesquita Jakub Kosakowski Won: 0-1 30 Open
1042 2024-03-26 Titled Tue 26th Mar Late chess.com INT 11 Jakub Kosakowski Nikolai Vlassov Won: 1-0 36 Open
1043 2024-03-26 Titled Tue 26th Mar Late chess.com INT 10 Mykhaylo Kepeshchuk Jakub Kosakowski Won: 0-1 23 Open
1044 2024-03-12 Titled Tue 12th Mar Late chess.com INT 9 Jakub Kosakowski Supratit Banerjee Won: 1-0 48 Open
1045 2024-03-12 Titled Tue 12th Mar Late chess.com INT 8 Veronika Shubenkova Jakub Kosakowski Lost: 1-0 43 Open
1046 2024-03-12 Titled Tue 12th Mar Late chess.com INT 7 Jakub Kosakowski Ariel Tokman Draw: 1/2-1/2 59 Open
1047 2024-03-12 Titled Tue 12th Mar Late chess.com INT 6 Valiantsin Yezhel Jakub Kosakowski Won: 0-1 34 Open
1048 2024-03-12 Titled Tue 12th Mar Late chess.com INT 5 Jakub Kosakowski Ricardo D. D`Arruda Won: 1-0 36 Open
1049 2024-03-12 Titled Tue 12th Mar Late chess.com INT 4 Valeriy Grinev Jakub Kosakowski Lost: 1-0 44 Open
1050 2024-03-12 Titled Tue 12th Mar Late chess.com INT 3 Jakub Kosakowski Francesco Bettalli Won: 1-0 50 Open
  1. vs Meri ArabidzeWon · 0-1Black · 2024-09-10 · Round 8Titled Tue 10th Sep Early
  2. vs Rudik MakarianLost · 0-1White · 2024-09-10 · Round 7Titled Tue 10th Sep Early
  3. vs Nicolas PerossaWon · 0-1Black · 2024-09-10 · Round 6Titled Tue 10th Sep Early
  4. vs Maksim VolkovWon · 1-0White · 2024-09-10 · Round 5Titled Tue 10th Sep Early
  5. vs Nikolas TheodorouLost · 1-0Black · 2024-09-10 · Round 4Titled Tue 10th Sep Early
  6. vs Maksims GolubovskisWon · 0-1Black · 2024-09-10 · Round 3Titled Tue 10th Sep Early
  7. vs Jonas RosnerWon · 1-0White · 2024-09-10 · Round 2Titled Tue 10th Sep Early
  8. vs Sebastien AzarWon · 0-1Black · 2024-09-10 · Round 1Titled Tue 10th Sep Early
  9. vs Grigoriy OparinLost · 0-1White · 2024-09-10 · Round 11Titled Tue 10th Sep Early
  10. vs Khagan AhmadWon · 0-1Black · 2024-09-10 · Round 10Titled Tue 10th Sep Early
  11. vs Tuan Minh LeWon · 1-0White · 2024-06-11 · Round 9Titled Tue 11th Jun Late
  12. vs Daniel RangelWon · 0-1Black · 2024-06-11 · Round 8Titled Tue 11th Jun Late
  13. vs Egor A. KoshulyanWon · 1-0White · 2024-06-11 · Round 7Titled Tue 11th Jun Late
  14. vs Alireza FirouzjaLost · 1-0Black · 2024-06-11 · Round 6Titled Tue 11th Jun Late
  15. vs Iung Alicio de O. PinheiroWon · 0-1Black · 2024-06-11 · Round 5Titled Tue 11th Jun Late
  16. vs Vahap SanalLost · 0-1White · 2024-06-11 · Round 4Titled Tue 11th Jun Late
  17. vs Gil BarakWon · 1-0White · 2024-06-11 · Round 3Titled Tue 11th Jun Late
  18. vs Oleg PapayanWon · 0-1Black · 2024-06-11 · Round 2Titled Tue 11th Jun Late
  19. vs Santiago RodriguezWon · 1-0White · 2024-06-11 · Round 1Titled Tue 11th Jun Late
  20. vs Matthias BluebaumDraw · ½–½White · 2024-06-11 · Round 11Titled Tue 11th Jun Late
  21. vs Milosz SzparWon · 0-1Black · 2024-06-11 · Round 10Titled Tue 11th Jun Late
  22. vs Jain JeetWon · 1-0White · 2024-05-14 · Round 9Titled Tue 14th May Late
  23. vs Faustino OroLost · 1-0Black · 2024-05-14 · Round 8Titled Tue 14th May Late
  24. vs Vedic PandaWon · 1-0White · 2024-05-14 · Round 7Titled Tue 14th May Late
  25. vs Yuliia OsmakWon · 0-1Black · 2024-05-14 · Round 6Titled Tue 14th May Late
  26. vs Ian NepomniachtchiLost · 0-1White · 2024-05-14 · Round 5Titled Tue 14th May Late
  27. vs Dragos-Andrei AntonicaWon · 1-0White · 2024-05-14 · Round 4Titled Tue 14th May Late
  28. vs David Henry Maycock BatesWon · 0-1Black · 2024-05-14 · Round 3Titled Tue 14th May Late
  29. vs Nikolaos AggelisLost · 1-0Black · 2024-05-14 · Round 2Titled Tue 14th May Late
  30. vs Hayk MirimanianWon · 1-0White · 2024-05-14 · Round 1Titled Tue 14th May Late
  31. vs Melih YurtsevenLost · 1-0Black · 2024-05-14 · Round 11Titled Tue 14th May Late
  32. vs Alexei ShirovDraw · ½–½White · 2024-05-14 · Round 10Titled Tue 14th May Late
  33. vs Anh Dung LeWon · 1-0White · 2024-03-26 · Round 9Titled Tue 26th Mar Late
  34. vs Mohamed EzatLost · 1-0Black · 2024-03-26 · Round 8Titled Tue 26th Mar Late
  35. vs Licael Roderick Ticona RocabadoLost · 0-1White · 2024-03-26 · Round 7Titled Tue 26th Mar Late
  36. vs Amir Ali GhafourianDraw · ½–½Black · 2024-03-26 · Round 6Titled Tue 26th Mar Late
  37. vs Cristiano Gomes De SouzaWon · 1-0White · 2024-03-26 · Round 5Titled Tue 26th Mar Late
  38. vs Michal MazurkiewiczWon · 1-0White · 2024-03-26 · Round 4Titled Tue 26th Mar Late
  39. vs Robert KrzesajLost · 1-0Black · 2024-03-26 · Round 3Titled Tue 26th Mar Late
  40. vs Iung Alicio de O. PinheiroLost · 0-1White · 2024-03-26 · Round 2Titled Tue 26th Mar Late
  41. vs Eduardo Barbosa MesquitaWon · 0-1Black · 2024-03-26 · Round 1Titled Tue 26th Mar Late
  42. vs Nikolai VlassovWon · 1-0White · 2024-03-26 · Round 11Titled Tue 26th Mar Late
  43. vs Mykhaylo KepeshchukWon · 0-1Black · 2024-03-26 · Round 10Titled Tue 26th Mar Late
  44. vs Supratit BanerjeeWon · 1-0White · 2024-03-12 · Round 9Titled Tue 12th Mar Late
  45. vs Veronika ShubenkovaLost · 1-0Black · 2024-03-12 · Round 8Titled Tue 12th Mar Late
  46. vs Ariel TokmanDraw · ½–½White · 2024-03-12 · Round 7Titled Tue 12th Mar Late
  47. vs Valiantsin YezhelWon · 0-1Black · 2024-03-12 · Round 6Titled Tue 12th Mar Late
  48. vs Ricardo D. D`ArrudaWon · 1-0White · 2024-03-12 · Round 5Titled Tue 12th Mar Late
  49. vs Valeriy GrinevLost · 1-0Black · 2024-03-12 · Round 4Titled Tue 12th Mar Late
  50. vs Francesco BettalliWon · 1-0White · 2024-03-12 · Round 3Titled Tue 12th Mar Late

FIDE tournaments

All tournament results