Format
Piorun, Kacper
GM🇵🇱FIDE 1130420· Male· Poland· Born in 1991
Follow Kacper PiorunTrack his monthly FIDE ratings, games, tournaments and more.
Kacper Piorun, a 35-year-old Polish Grandmaster, is rated 2519 and ranked 14th among Polish players, and 465th worldwide. He has slipped back 58 Elo over the past 12 months. 65 rated games in the past year (≈69/year long-term). Recent standard appearances include European Individual Chess Championship 2026, X Open Internacional de Ajedrez Semana Santa San Vicente del Raspeig 2026 A, and XXII Torneo Internacional Gran Hotel Bali Grupo A. Also played 5 rapid (including FIDE World Cup 2025 Rapid TB) and 4 blitz events (including Mistrzostwa Polski w Szachach Blyskawicznych 2025) recently. His peak of 2685 was reached at age 25 (Jul 2016, World #52 at the time); he spent 21 months in the world top 100.
Awarded GM in 2012 (age 21), IM in 2008 (age 17), and FM in 2007 (age 16). At junior level, he reached World #20 in U20, World #23 in U18, World #35 in U16 and #37 nationally in U14.
Current rating
2519
Standard
Rpd2508·Blz2546
All-time high
2685
−166 pts below
Jul 2016 · age 25
Jul 2016 · age 25
Activity
64
games / yr avg. · ≈5/mo
65 past 12 mo · ≈5/mo
classical only
Active
classical only
Active
Signature stat
#14
#14 · Polish players · of 6,282
21 months in World top 100 (2016–2021)
21 months in World top 100 (2016–2021)
Career timeline
26 entries2024
Re-crossed 2600
at age 33
May 2024
2021
21 months in world top 100
since Feb 2016
Oct 2021
Re-crossed 2650
at age 30
Oct 2021
2020
Re-crossed 2600
at age 29
Oct 2020
2019
Re-crossed 2650
at age 28
Apr 2019
2018
1,000 career games
at age 27
Apr 2018
Standard rating history
Activity & highlights
Top opponent
Evolution
-60
2579 → 2519
Tournaments
7
56 games
Score
31.5/ 5656.3%
20W23D13L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
7 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Apr 2026 | 6/11 | #209 | 2398 | -19.0 |
Open Swiss | Apr 2026 | 7/9 | #5 | 2529 | +1.6 |
Open Swiss | Nov 2025 | 5.5/8 | #52 | 2336 | -15.1 |
Knockout | Nov 2025 | 1/4 | R256 | 2449 | -5.8 |
Open Swiss | Aug 2025 | 2.5/8 | #40 | 2466 | -11.1 |
Open Swiss | Jul 2025 | 6/9 | #23 | 2505 | -6.8 |
Team | Jun 2025 | 3.5/7 | #42 | 2540 | -3.7 |
Most-Played Opponents
vsMateusz BartelGM
🇵🇱POL·2547
+8 −12 =12
32 games·last met Apr 2026
View head-to-head →
vsJacek TomczakGM
🇵🇱POL·2545
+5 −6 =18
29 games·last met May 2025
View head-to-head →
vsRadoslaw WojtaszekGM
🇵🇱POL·2650
+4 −11 =11
26 games·last met May 2025
View head-to-head →
vsGrzegorz GajewskiGM
🇵🇱POL·2547
+7 −4 =15
26 games·last met Apr 2023
View head-to-head →
vsBartosz SockoGM
🇵🇱POL·2552
+7 −7 =9
23 games·last met Aug 2025
View head-to-head →
Rankings
/
Poland
#14
out of 10,756 players
Europe
#268
in continent
World
#465
out of 400,000+
National ranking
Europe & World
Europe
World
Poland
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| 2 | 🇵🇱Follow Radoslaw WojtaszekTrack their monthly FIDE ratings, games, tournaments and more. | 2,650 |
| 3 | 🇵🇱Follow Szymon GumularzTrack their monthly FIDE ratings, games, tournaments and more. | 2,613 |
| 4 | 🇵🇱Follow Pawel TeclafTrack their monthly FIDE ratings, games, tournaments and more. | 2,573 |
| 5 | 🇵🇱Follow Jan MalekTrack their monthly FIDE ratings, games, tournaments and more. | 2,560 |
| 6 | 🇵🇱Follow Tomasz WarakomskiTrack their monthly FIDE ratings, games, tournaments and more. | 2,558 |
| 7 | 🇵🇱Follow Bartosz SockoTrack their monthly FIDE ratings, games, tournaments and more. | 2,552 |
| 8 | 🇵🇱Follow Jakub KosakowskiTrack their monthly FIDE ratings, games, tournaments and more. | 2,550 |
| 9 | 🇵🇱Follow Jakub SeemannTrack their monthly FIDE ratings, games, tournaments and more. | 2,548 |
| 10 | 🇵🇱Follow Mateusz BartelTrack their monthly FIDE ratings, games, tournaments and more. | 2,547 |
| ... | ||
| 14 | 2,519 | |
Europe
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,840 |
| 2 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 3 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,759 |
| 3 | 🇫🇷Follow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more. | 2,759 |
| 5 | 🇵🇱Follow Jan-Krzysztof DudaTrack their monthly FIDE ratings, games, tournaments and more. | 2,739 |
| 6 | 🇳🇱Follow Jorden Van ForeestTrack their monthly FIDE ratings, games, tournaments and more. | 2,735 |
| 7 | 🇭🇺Follow Richard RapportTrack their monthly FIDE ratings, games, tournaments and more. | 2,729 |
| 8 | 🇫🇷Follow Maxime Vachier-LagraveTrack their monthly FIDE ratings, games, tournaments and more. | 2,717 |
| 8 | 🇦🇿Follow Shakhriyar MamedyarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,717 |
| 10 | 🇹🇷Follow Yagiz Kaan ErdogmusTrack their monthly FIDE ratings, games, tournaments and more. | 2,708 |
| ... | ||
| 268 | 2,519 | |
World
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,840 |
| 2 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 3 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,788 |
| 4 | 🇺🇿Follow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more. | 2,780 |
| 5 | 🇺🇿Follow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,776 |
| 6 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 7 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,759 |
| 7 | 🇫🇷Follow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more. | 2,759 |
| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,754 |
| 10 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| ... | ||
| 465 | 2,519 | |