Format
KK
Kostkowski, Krzysztof
🇵🇱FIDE 41867653· Male· Poland· Born in 1982
Follow Krzysztof KostkowskiTrack his monthly FIDE ratings, games, tournaments and more.
Krzysztof Kostkowski, a 44-year-old Polish player, is rated 1522 — just 24 short of his peak of 1546 (Feb 2025, age 43). He plays occasionally (9 games in the last 12 months). Recent appearances: XXXVI Miedzynarodowy Festiwal Szachowy CRACOVIA 2025 Grupa F OPEN ponizej 1800 and Caloroczny Festiwal Szachowy im. J. Dominika 2025-26- Grupa A FIDE T1. Also played 2 rapid (including IV Gliwicki Festiwal Szachowy - MBF Group Open) and 1 blitz events (including XXXVI Miedzynarodowy Festiwal Szachowy CRACOVIA 2025 Blitz) recently.
Current rating
1522
Standard
Rpd1492·Blz1468
All-time high
1546
−24 pts below
Feb 2025 · age 43
Feb 2025 · age 43
Activity
7
games / yr avg. · ≈1/mo
9 past 12 mo · ≈1/mo
classical only
Occasional
classical only
Occasional
Signature stat
#176,247
#176,247 · players worldwide · of 216,808
Career timeline
5 entries2025
Crossed 1500
at age 43
Feb 2025
Crossed 1400
at age 43
Feb 2025
Crossed 1200
at age 43
Feb 2025
All-time peak 1546
at age 43 · −24 from today
Feb 2025
First FIDE rating
1546 · at age 43
Feb 2025
Standard rating history
Last 12 months — activity & highlights
Top opponent
XXXVI Miedzynarodowy Festiwal Szachowy CRACOVIA 2025 Grupa F OPEN ponizej 1800 · Dec 2025 · +12.7 Elo
Evolution
-24
1546 → 1522
Tournaments
2
12 games
Score
4.5/ 1237.5%
4W1D7L
Top 3 wins
1.[W]vsSzymon Cygan1,644·Caloroczny Festiwal Szachowy im. J. Dominika 2025-26- Grupa A FIDE T1·R4·+27.1
Top 3 losses
1.[L]vsWiktor Skrzat1,459·Caloroczny Festiwal Szachowy im. J. Dominika 2025-26- Grupa A FIDE T1·R5·-23.2
2.[L]vsNikollaq Dudzik1,644·Caloroczny Festiwal Szachowy im. J. Dominika 2025-26- Grupa A FIDE T1·R2·-12.9
Last 12 months — tournaments
2 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Dec 2025 | 3.5/4 | #45 | 1987 | +6.0 |
Swiss | Nov 2025 | 1/5 | #32 | 1418 | -28.8 |
Worst Elo result: Caloroczny Festiwal Szachowy im. J. Dominika 2025-26- Grupa A FIDE T1 (-28.8 Elo, finished #32).
Rankings
/
Poland
#4,881
out of 10,756 players
Europe
#112,723
in continent
World
#176,206
out of 400,000+
National ranking
Europe & World
Europe
World
Poland
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| ... | ||
| 4881 | 1,522 | |
Europe
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| 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 |
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| ... | ||
| 112723 | 1,522 | |
World
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,840 |
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| 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 |
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| ... | ||
| 176206 | 1,522 | |