Format
LS
Lesik, Sebastian
🇵🇱FIDE 21091234· Male· Poland· Born in 2011
Follow Sebastian LesikTrack his monthly FIDE ratings, games, tournaments and more.
Sebastian Lesik, a 15-year-old Polish player, is rated 2021 — his current career high. He is climbing fast, having gained +184 Elo over the past 12 months. 55 rated games in the past year (≈72/year long-term). Recent standard appearances include Druzynowe Mistrzostwa Polski Juniorow - I Liga 2026, Turniej FIDE w Ursusie do 2399 Elo o Puchar Burmistrza Ursusa A1 2026, and IV Turniej o puchar "Twierdzy Mokotow_ FIDE. Also played 5 rapid (including Turniej Niepodleglosci 2025) and 6 blitz events (including Turniej C o Puchar Fabryki Norblina w Szachach Blyskwicznych) recently.
At junior level, he reached #35, #26, #39 and #46 nationally in U16, U14, U12 and U10.
Current rating
2021
Standard
Rpd1991·Blz1888
All-time high
2021
at best
Jun 2026 · age 15
Jun 2026 · age 15
Activity
69
games / yr avg. · ≈6/mo
50 past 12 mo · ≈4/mo
classical only
Active
classical only
Active
Signature stat
#24,429
#24,429 · players worldwide · of 218,279
Career timeline
12 entries2026
All-time peak 2021
at age 15
Jun 2026
35th Polish U16 player
at age 15 · rated 2018
Mar 2026
Crossed 2000
at age 15
Mar 2026
2025
26th Polish U14 player
at age 14 · rated 1921
Feb 2025
2024
Re-crossed 1800
at age 13
Dec 2024
Best 12-month gain (+523 Elo)
1358 → 1881
May 2024
Standard rating history
Peak
FIDE title
Threshold
First rated
FIDE recal.
Activity & highlights
Best result
Turniej FIDE w Ursusie do 2399 Elo o Puchar Burmistrza Ursusa A1 2026perf 2068 (+50) · 3/5 · #8
Top opponent
Evolution
+85
1936 → 2021
Tournaments
6
41 games
Score
26/ 4163.4%
19W14D8L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
6 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Team | May 2026 | 4/6 | #72 | 2006 | +7.2 |
Open Swiss | May 2026 | 4.5/7 | #15 | 2002 | -4.0 |
Swiss | Feb 2026 | 3/5 | #8 | 2068 | +21.2 |
Swiss | Feb 2026 | 3.5/5 | #6 | 1997 | +3.6 |
Open Swiss | Dec 2025 | 5/9 | #67 | 2043 | +49.2 |
Open Swiss | Jul 2025 | 6/9 | #22 | 1949 | +8.4 |
Most-Played Opponents
Rankings
/
Poland
#666
out of 10,822 players
Europe
#18,014
in continent
World
#24,429
out of 400,000+
National ranking
Europe & World
Europe
World
Poland
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Europe
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| 18014 | 2,021 | |
World
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| 24429 | 2,021 | |