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Karolczuk, Iwo

IM🇵🇱

FIDEFIDE 21816972· Male· Poland· Born in 2006

Follow Iwo KarolczukTrack his monthly FIDE ratings, games, tournaments and more.

Iwo Karolczuk, a 20-year-old Polish International Master, is rated 2373 and ranked 3rd among Polish players under 20, and in the top 1% worldwide. He has held steady between 2350 and 2400 for 9 months. 29 rated games in the past year (≈71/year long-term). Recent standard appearances include Ponte de Lima Chess Festival 2026, Druzynowe Mistrzostwa Polski - I Liga 2025, and 34th OPEN CHESS TOURNAMENT OF KAVALA VASILIS THEODORIDIS A. Also played 13 rapid (including Akademickie Mistrzostwa Polski 2026 - Turniej Druzynowy) and 1 blitz events (including Warsaw Chess Festival - Jan Macieja Memorial - group A) recently. His peak of 2406 was reached at age 19 (Jul 2025, Polish #57 at the time).

Awarded IM in 2025 (age 19) and FM in 2021 (age 15). At junior level, he reached World #80 in U20, World #86 in U18, World #40 in U16, World #95 in U14 and #5 and #14 nationally in U12 and U10.

Current rating

2373

Standard

Rpd2383·Blz2328

All-time high

2406

33 pts below
Jul 2025 · age 19

Activity

66

games / yr avg. · ≈6/mo

29 past 12 mo · ≈2/mo
classical only
Active

Signature stat

#3

#3 · Polish players under 20 · of 461

Career timeline

21 entries
2025
IM title awardedIM
at age 19 · 2025 3rd FIDE Council
Nov 2025
Peak Polish rank: #57
at age 19 · rated 2406
Aug 2025
80th U20 player worldwide
at age 19 · rated 2406
Aug 2025
Crossed 2400
at age 19
Jul 2025
All-time peak 2406
at age 19 · −33 from today
Jul 2025
K-factor lowered to 10
at age 19
Jul 2025

Standard rating history

Activity & highlights

Best result
2st Gambit GM Closed Tournament 2025
perf 2463 (+57) · 5.5/9 · #2
Top opponent
Evolution
-14
23872373
Tournaments
4
29 games
Score
15.5/ 2953.4%
9W13D7L

Last 12 months — tournaments

4 events
EventDateScoreRankPerfΔ Elo
Swiss
Mar 20265/7#72367+0.1
Open Swiss
Sep 20253.5/9#882268-14.8
Open Swiss
Jul 20251.5/4#1982051-17.6
Round-Robin
May 20255.5/9#22463+19.4
Worst Elo result: 34th OPEN CHESS TOURNAMENT OF KAVALA VASILIS THEODORIDIS A (-17.6 Elo, finished #198).

Most-Played Opponents

Rankings

/
Poland
#83
out of 10,756 players
Europe
#1,377
in continent
World
#2,167
out of 400,000+

National ranking

Europe & World

Europe
World
Poland
1
🇵🇱Duda, Jan-KrzysztofFollow Jan-Krzysztof DudaTrack their monthly FIDE ratings, games, tournaments and more.
2,739
2
🇵🇱Wojtaszek, RadoslawFollow Radoslaw WojtaszekTrack their monthly FIDE ratings, games, tournaments and more.
2,650
3
🇵🇱Gumularz, SzymonFollow Szymon GumularzTrack their monthly FIDE ratings, games, tournaments and more.
2,613
4
🇵🇱Teclaf, PawelFollow Pawel TeclafTrack their monthly FIDE ratings, games, tournaments and more.
2,573
5
🇵🇱Malek, JanFollow Jan MalekTrack their monthly FIDE ratings, games, tournaments and more.
2,560
6
🇵🇱Warakomski, TomaszFollow Tomasz WarakomskiTrack their monthly FIDE ratings, games, tournaments and more.
2,558
7
🇵🇱Socko, BartoszFollow Bartosz SockoTrack their monthly FIDE ratings, games, tournaments and more.
2,552
8
🇵🇱Kosakowski, JakubFollow Jakub KosakowskiTrack their monthly FIDE ratings, games, tournaments and more.
2,550
9
🇵🇱Seemann, JakubFollow Jakub SeemannTrack their monthly FIDE ratings, games, tournaments and more.
2,548
10
🇵🇱Bartel, MateuszFollow Mateusz BartelTrack their monthly FIDE ratings, games, tournaments and more.
2,547
...
83🇵🇱Karolczuk, Iwo2,373
Europe
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,840
2
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,767
3
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,759
3
🇫🇷Firouzja, AlirezaFollow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more.
2,759
5
🇵🇱Duda, Jan-KrzysztofFollow Jan-Krzysztof DudaTrack their monthly FIDE ratings, games, tournaments and more.
2,739
6
🇳🇱Van Foreest, JordenFollow Jorden Van ForeestTrack their monthly FIDE ratings, games, tournaments and more.
2,735
7
🇭🇺Rapport, RichardFollow Richard RapportTrack their monthly FIDE ratings, games, tournaments and more.
2,729
8
🇫🇷Vachier-Lagrave, MaximeFollow Maxime Vachier-LagraveTrack their monthly FIDE ratings, games, tournaments and more.
2,717
8
🇦🇿Mamedyarov, ShakhriyarFollow Shakhriyar MamedyarovTrack their monthly FIDE ratings, games, tournaments and more.
2,717
10
🇹🇷Erdogmus, Yagiz KaanFollow Yagiz Kaan ErdogmusTrack their monthly FIDE ratings, games, tournaments and more.
2,708
...
1377🇵🇱Karolczuk, Iwo2,373
World
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,840
2
🇺🇸Nakamura, HikaruFollow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more.
2,792
3
🇺🇸Caruana, FabianoFollow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more.
2,788
4
🇺🇿Abdusattorov, NodirbekFollow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more.
2,780
5
🇺🇿Sindarov, JavokhirFollow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more.
2,776
6
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,767
7
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,759
7
🇫🇷Firouzja, AlirezaFollow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more.
2,759
9
🇺🇸So, WesleyFollow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more.
2,754
10
🇨🇳Wei, YiFollow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more.
2,753
...
2167🇵🇱Karolczuk, Iwo2,373