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 1759 — just 23 short of his peak of 1782 (Aug 2025, age 15). He is on a steady climb with +21 Elo over the past 12 months. 28 rated games in the past year (≈30/year long-term). Recent standard appearances include III Wielkopolska Liga Juniorow 2026 Round 1-4, XXXII Festiwal Szachowy w Poznaniu - OPEN A, and Poznanski Letni Festiwal Szachowy - Memorial Mistrza Miedzynarodowego Zbigniewa Dody. Also played 4 rapid (including XV Turniej Szachowy o Puchar Firmy EL-BUD) and 2 blitz events (including Otwarte Mistrzostwa Wielkopolski w Szachach Blyskawicznych 2025) recently.
At junior level, he reached #84 nationally in U14.
Current rating
1759
Standard
Rpd1834·Blz1747
All-time high
1782
−23 pts below
Aug 2025 · age 15
Aug 2025 · age 15
Activity
36
games / yr avg. · ≈3/mo
28 past 12 mo · ≈2/mo
classical only
Active
classical only
Active
Signature stat
#89,407
#89,407 · players worldwide · of 216,808
Career timeline
9 entries2025
All-time peak 1782
at age 15 · −23 from today
Aug 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
Re-crossed 1600
at age 14
Aug 2024
Crossed 1600
at age 14
Mar 2024
Standard rating history
Last 12 months — activity & highlights
Best result
Mistrzostwa Wielkopolski Juniorow w szachach klasycznych 2025 [GRUPA C15] chlopcy ur. 2010-2011perf 1823 (+111) · 5.5/7 · #5
Top opponent
Poznanski Letni Festiwal Szachowy - Memorial Mistrza Miedzynarodowego Zbigniewa Dody · Jul 2025 · +16.0 Elo
Evolution
+21
1738 → 1759
Tournaments
4
31 games
Score
18/ 3158.1%
12W12D7L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
4 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
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 |
Swiss | Jun 2025 | 5.5/7 | #5 | 1823 | -24.8 |
Rankings
/
Poland
#2,128
out of 10,756 players
Europe
#64,043
in continent
World
#89,406
out of 400,000+
National ranking
Europe & World
Europe
World
Poland
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Europe
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| 64043 | 1,759 | |
World
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| 7 | 🇫🇷Follow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more. | 2,759 |
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| 89406 | 1,759 | |