Format
KA
Kaczmarek, Aleksander
IM🇵🇱FIDE 1178385· Male· Poland· Born in 1997
Follow Aleksander KaczmarekTrack his monthly FIDE ratings, games, tournaments and more.
Aleksander Kaczmarek, a 29-year-old Polish International Master, is rated 2345 and sitting in the top 2% of Polish players, and in the top 1% worldwide. He has held steady between 2300 and 2350 for 22 months. 29 rated games in the past year (≈40/year long-term). Recent standard appearances include European Individual Chess Championship 2026, XXXVI Miedzynarodowy Festiwal Szachowy CRACOVIA 2025 Grupa A, and Druzynowe Mistrzostwa Polski - I Liga 2025. Also played 1 blitz event (including Adolf Anderssen Memorial 2025 - Blitz) recently. His peak of 2398 was reached at age 21 (Feb 2018); he also reached Polish #72 in Apr 2019.
Awarded IM in 2023 (age 26) and FM in 2015 (age 18). At junior level, he reached World #57 in U12, World #46 in U10 and #4, #3, #3 and #4 nationally in U20, U18, U16 and U14.
Current rating
2345
Standard
Rpd2196·Blz2166
All-time high
2398
−53 pts below
Feb 2018 · age 21
Feb 2018 · age 21
Activity
41
games / yr avg. · ≈3/mo
29 past 12 mo · ≈2/mo
classical only
Active
classical only
Active
Signature stat
Top 2%
#104 · Polish players · of 6,282
Career timeline
24 entries2023
IM title awardedIM
at age 26 · 2023 3rd FIDE Council
Dec 2023
Re-crossed 2300
at age 26
Oct 2023
2019
Peak Polish rank: #72
at age 22 · rated 2389
Apr 2019
2018
All-time peak 2398
at age 21 · −53 from today
Feb 2018
2017
4th Polish U20 player
at age 20 · rated 2380
Jul 2017
Re-crossed 2300
at age 20
Feb 2017
Standard rating history
Activity & highlights
Top opponent
Evolution
-4
2349 → 2345
Tournaments
3
29 games
Score
15.5/ 2953.4%
10W11D8L
Top 3 wins
2.[W]vsMaciej JendrowiakCM2,218·XXXVI Miedzynarodowy Festiwal Szachowy CRACOVIA 2025 Grupa A·R6·+6.6
Top 3 losses
Last 12 months — tournaments
3 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Apr 2026 | 6/11 | #183 | 2321 | +5.2 |
Open Swiss | Dec 2025 | 6/9 | #16 | 2353 | +6.2 |
Open Swiss | Sep 2025 | 3.5/9 | #81 | 2293 | -14.6 |
Most-Played Opponents
vsRyszard EgginkFM
🇵🇱POL·2387
+3 −4 =6
13 games·last met Sep 2024
View head-to-head →
vsDamian SliwickiCM
🇵🇱POL·2141
+6 −2 =3
11 games·last met Jan 2019
View head-to-head →
vsFilip CukrowskiIM
🇵🇱POL·2403
+3 −2 =5
10 games·last met Aug 2023
View head-to-head →
vsPiotr PiesikIM
🇨🇿CZE·2412
+3 −7 =0
10 games·last met Sep 2019
View head-to-head →
vsMarcin Chmiel
🇵🇱POL·2178
+6 −2 =1
9 games·last met Jul 2021
View head-to-head →
Rankings
/
Poland
#104
out of 10,756 players
Europe
#1,814
in continent
World
#2,825
out of 400,000+
National ranking
Europe & World
Europe
World
Poland
| 1 | 🇵🇱Follow Jan-Krzysztof DudaTrack their monthly FIDE ratings, games, tournaments and more. | 2,739 |
| 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 |
| ... | ||
| 104 | 2,345 | |
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 |
| ... | ||
| 1814 | 2,345 | |
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 |
| ... | ||
| 2825 | 2,345 | |