Format
KJ
Kokoszczynski, Jan
FM🇵🇱FIDE 1174460· Male· Poland· Born in 2002
Follow Jan KokoszczynskiTrack his monthly FIDE ratings, games, tournaments and more.
Jan Kokoszczynski, a 24-year-old Polish FIDE Master, is rated 2231 and sitting in the top 4% of Polish players, and in the top 3% worldwide. He has slipped back 76 Elo over the past 12 months. 54 rated games in the past year (≈65/year long-term). Recent standard appearances include 42e Open International d'echecs de Cappelle la Grande, CIUDAD DE PAMPLONA - PEPE LEUZA IN MEMORIAM 2026, and 44. Memorial Ludwika Zamenhofa 2025 - open A. Also played 11 rapid (including Turniej Niepodleglosci 2025) and 5 blitz events (including Warsaw Chess Festival - Jan Macieja Memorial - group A) recently. His peak of 2329 was reached at age 22 (Aug 2024).
Awarded FM in 2020 (age 18). At junior level, he reached World #79 in U14 and #13, #9, #9, #8 and #12 nationally in U20, U18, U16, U12 and U10.
Current rating
2231
Standard
Rpd2283·Blz2268
All-time high
2329
−98 pts below
Aug 2024 · age 22
Aug 2024 · age 22
Activity
53
games / yr avg. · ≈4/mo
46 past 12 mo · ≈4/mo
classical only
Active
classical only
Active
Signature stat
Top 4%
#229 · Polish players · of 6,347
Career timeline
22 entries2024
54th Polish 20-35 player
at age 22 · rated 2329
Sep 2024
All-time peak 2329
at age 22 · −98 from today
Aug 2024
Re-crossed 2300
at age 22
May 2024
2022
13th Polish U20 player
at age 20 · rated 2319
Oct 2022
Re-crossed 2300
at age 20
Sep 2022
2020
9th Polish U18 player
at age 18 · rated 2313
Jan 2020
Standard rating history
Peak
FIDE title
Threshold
First rated
COVID-19
Activity & highlights
Top opponent
Evolution
-70
2301 → 2231
Tournaments
5
41 games
Score
22.5/ 4154.9%
17W11D13L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
5 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Round-Robin | May 2026 | 2/9 | #9 | 2186 | -13.8 |
Open Swiss | Feb 2026 | 6/9 | #37 | 2146 | -22.8 |
Open Swiss | Feb 2026 | 6/9 | #7 | 2251 | +4.2 |
Open Swiss | Dec 2025 | 5.5/9 | #16 | 2345 | +18.2 |
Swiss | Nov 2025 | 3/5 | #10 | 1929 | -29.0 |
Most-Played Opponents
vsPatryk ChylewskiIM
🇵🇱POL·2305
+9 −8 =15
32 games·last met May 2026
View head-to-head →
vsIgor KowalskiIM
🇵🇱POL·2398
+0 −11 =13
24 games·last met May 2025
View head-to-head →
vsIwo GodzwonFM
🇵🇱POL·2394
+2 −1 =16
19 games·last met Jul 2023
View head-to-head →
vsKosma Pacan-MilejFM
🇵🇱POL·2407
+8 −2 =8
18 games·last met Sep 2025
View head-to-head →
vsRadoslaw Psyk
🇵🇱POL·2496
+3 −10 =5
18 games·last met Sep 2023
View head-to-head →
Rankings
/
Poland
#229
out of 10,822 players
Europe
#4,567
in continent
World
#6,631
out of 400,000+
National ranking
Europe & World
Europe
World
Poland
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| 10 | 🇵🇱Follow Mateusz BartelTrack their monthly FIDE ratings, games, tournaments and more. | 2,547 |
| ... | ||
| 229 | 2,231 | |
Europe
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| 2 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 3 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,764 |
| 4 | 🇫🇷Follow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more. | 2,744 |
| 5 | 🇵🇱Follow Jan-Krzysztof DudaTrack their monthly FIDE ratings, games, tournaments and more. | 2,739 |
| 6 | 🇭🇺Follow Richard RapportTrack their monthly FIDE ratings, games, tournaments and more. | 2,729 |
| 7 | 🇳🇱Follow Jorden Van ForeestTrack their monthly FIDE ratings, games, tournaments and more. | 2,728 |
| 8 | 🇫🇷Follow Maxime Vachier-LagraveTrack their monthly FIDE ratings, games, tournaments and more. | 2,721 |
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| 10 | 🇹🇷Follow Yagiz Kaan ErdogmusTrack their monthly FIDE ratings, games, tournaments and more. | 2,713 |
| ... | ||
| 4567 | 2,231 | |
World
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,841 |
| 2 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
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| 4 | 🇺🇿Follow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,777 |
| 6 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 7 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,764 |
| 8 | 🇮🇳Follow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more. | 2,761 |
| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
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| ... | ||
| 6631 | 2,231 | |