Format
SL
Siwek, Leon
🇵🇱FIDE 21097917· Male· Poland· Born in 2010
Follow Leon SiwekTrack his monthly FIDE ratings, games, tournaments and more.
Leon Siwek, a 16-year-old Polish player, is rated 1908 — his current career high. He is climbing fast, having gained +170 Elo over the past 12 months. 37 rated games in the past year (≈31/year long-term). Recent standard appearances include Druzynowe Mistrzostwa Polski Juniorow - II Liga 2026, III Wielkopolska Liga Juniorow 2026 Round 1-4, and XXXII Festiwal Szachowy w Poznaniu - OPEN A. Also played 4 rapid (including XV Turniej Szachowy o Puchar Firmy EL-BUD) and 1 blitz events (including Otwarte Mistrzostwa Wielkopolski w Szachach Blyskawicznych 2025) recently.
At junior level, he reached #69 and #84 nationally in U16 and U14.
Current rating
1908
Standard
Rpd1834·Blz1747
All-time high
1908
at best
Jun 2026 · age 16
Jun 2026 · age 16
Activity
39
games / yr avg. · ≈3/mo
37 past 12 mo · ≈3/mo
classical only
Active
classical only
Active
Signature stat
#46,150
#46,150 · players worldwide · of 218,279
Career timeline
7 entries2026
69th Polish U16 player
at age 16 · rated 1908
Jun 2026
Crossed 1800
at age 16
Jun 2026
All-time peak 1908
at age 16
Jun 2026
2025
100 career games
at age 15
Mar 2025
2024
84th Polish U14 player
at age 14 · rated 1705
Aug 2024
Best 12-month gain (+530 Elo)
1175 → 1705
Aug 2024
Standard rating history
Peak
FIDE title
Threshold
First rated
FIDE recal.
Activity & highlights
Top opponent
Evolution
+196
1712 → 1908
Tournaments
4
31 games
Score
19/ 3161.3%
14W10D7L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
4 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Team | May 2026 | 6.5/9 | #21 | 2094 | +149.2 |
Round-Robin | Feb 2026 | 3/3 | #14 | 2498 | +16.0 |
Open Swiss | Aug 2025 | 4.5/9 | #49 | 1699 | -40.0 |
Open Swiss | Jul 2025 | 5/9 | #23 | 1885 | +70.8 |
Most-Played Opponents
vsSzymon Wojciechowski
🇵🇱POL·1920
+0 −5 =3
8 games·last met Jun 2024
View head-to-head →
vsMarcin BernatCM
🇵🇱POL·1886
+1 −3 =2
6 games·last met Jul 2025
View head-to-head →
vsTymon Jankowiak
🇵🇱POL·1666
+2 −2 =2
6 games·last met Sep 2023
View head-to-head →
vsBernard Zenker
🇵🇱POL·1917
+0 −5 =0
5 games·last met Jun 2025
View head-to-head →
vsMatvii BilochenkoCM
🇵🇱POL·2053
+0 −5 =0
5 games·last met Jun 2025
View head-to-head →
Rankings
/
Poland
#1,182
out of 10,822 players
Europe
#34,002
in continent
World
#46,149
out of 400,000+
National ranking
Europe & World
Europe
World
Poland
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| ... | ||
| 1182 | 1,908 | |
Europe
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| 2 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 3 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,764 |
| 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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| ... | ||
| 34002 | 1,908 | |
World
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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 |
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| ... | ||
| 46149 | 1,908 | |