Format
IK
Iwanczuk, Krzysztof
🇵🇱FIDE 21838607· Male· Poland· Born in 2002
Follow Krzysztof IwanczukTrack his monthly FIDE ratings, games, tournaments and more.
Krzysztof Iwanczuk, a 24-year-old Polish player, is rated 2109 and sitting in the top 7% of players worldwide. He has slipped back 62 Elo over the past 12 months. 60 rated games in the past year (≈34/year long-term). Recent standard appearances include XXXVI Miedzynarodowy Festiwal Szachowy CRACOVIA 2025 Grupa B, DRUZYNOWE MISTRZOSTWA POLSKI II LIGA 2025, and 61st International Akiba Rubinstein Chess Festival - INWEA DEVELOPMENT OPEN. Also played 3 rapid (including Zamosc Chess Cup 2025) and 3 blitz events (including Adolf Anderssen Memorial 2025 - Blitz) recently. He took a 13-month break between May 2016 and Jul 2017. His peak of 2171 was reached at age 23 (Apr 2025).
At junior level, he reached #47, #41, #89 and #80 nationally in U20, U18, U16 and U12.
Current rating
2109
Standard
Rpd2085·Blz1983
All-time high
2171
−62 pts below
Apr 2025 · age 23
Apr 2025 · age 23
Activity
57
games / yr avg. · ≈5/mo
60 past 12 mo · ≈5/mo
classical only
Active
classical only
Active
Signature stat
Top 7%
#14,555 · players worldwide · of 218,279
Career timeline
13 entries2026
Re-crossed 2100
at age 24
Jun 2026
2025
All-time peak 2171
at age 23 · −62 from today
Apr 2025
2024
Crossed 2100
at age 22
Sep 2024
2023
Crossed 2000
at age 21
Sep 2023
2022
47th Polish U20 player
at age 20 · rated 1947
Apr 2022
2021
K-factor lowered to 20
at age 19
Jan 2021
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19
Activity & highlights
Top opponent
X Miedzynarodowy Festiwal Szachowy im. Lecha Kaczynskiego w Bydgoszczy - OPEN A · Jul 2025 · +5.8 Elo
Evolution
-62
2171 → 2109
Tournaments
7
60 games
Score
30.5/ 6050.8%
17W27D16L
Top 3 wins
Top 3 losses
1.[L]vsGiorgi Kukhaleishvili1,949·XXXVI Miedzynarodowy Festiwal Szachowy CRACOVIA 2025 Grupa B·R4·-13.7
Last 12 months — tournaments
7 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | May 2026 | 5.5/9 | #11 | 2196 | +27.2 |
Open Swiss | Dec 2025 | 6.5/9 | #9 | 2106 | +7.6 |
Open Swiss | Aug 2025 | 3.5/9 | #225 | 2171 | +6.0 |
Open Swiss | Aug 2025 | 2.5/7 | #94 | 1881 | -48.6 |
Open Swiss | Aug 2025 | 4/9 | #25 | 2058 | -20.2 |
Open Swiss | Jul 2025 | 5/9 | #15 | 2171 | -0.4 |
Open Swiss | Jun 2025 | 3.5/8 | #62 | 2012 | -35.0 |
Worst Elo result: 61st International Akiba Rubinstein Chess Festival - INWEA DEVELOPMENT OPEN (-48.6 Elo, finished #94).
Most-Played Opponents
vsMateusz Bojczewski
🇵🇱POL·1856
+4 −3 =6
13 games·last met Jul 2022
View head-to-head →
vsIgnat Bogdanov
🇺🇦UKR·2108
+3 −4 =5
12 games·last met May 2025
View head-to-head →
vsJanusz Bien
🇵🇱POL·1914
+1 −8 =3
12 games·last met Apr 2025
View head-to-head →
vsWojciech BorowikCM
🇵🇱POL·2122
+8 −1 =1
10 games·last met Dec 2025
View head-to-head →
vsJakub Mazurek
🇵🇱POL·1699
+8 −2 =0
10 games·last met Feb 2024
View head-to-head →
Rankings
/
Poland
#433
out of 10,822 players
Europe
#10,554
in continent
World
#14,555
out of 400,000+
National ranking
Europe & World
Europe
World
Poland
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| 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 |
| ... | ||
| 433 | 2,109 | |
Europe
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| 2 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
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| 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 |
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| 10 | 🇹🇷Follow Yagiz Kaan ErdogmusTrack their monthly FIDE ratings, games, tournaments and more. | 2,713 |
| ... | ||
| 10554 | 2,109 | |
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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| 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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| ... | ||
| 14555 | 2,109 | |