Format
KZ
Kwasiborska, Zofia
🇵🇱FIDE 91153867· Female· Poland· Born in 2013
Follow Zofia KwasiborskaTrack her monthly FIDE ratings, games, tournaments and more.
Zofia Kwasiborska, a 13-year-old Polish player, is rated 1529 — just 1 short of her peak of 1530 (Sep 2025, age 12). She has fluctuated between 1434 and 1530 over the past 2 years. 28 rated games in the past year (≈23/year long-term). Recent standard appearances include Mistrzostwa Polski Juniorow - OOM Lodzkie 2026 - Grupa D14, Dziesiate Urodziny Szachowej Dwojki - grupa B1, and Turniej FIDE w Ursusie do 2399 Elo o Puchar Burmistrza Ursusa B1 2026. Also played 2 rapid (including Mistrzostwa Polski Juniorow w Szachach Szybkich 2025 - grupa D12) and 1 blitz events (including Mistrzostwa Polski Juniorow w Szachach Blyskawicznych 2025 - grupa D12) recently.
Current rating
1529
Standard
Rpd1484·Blz1440
All-time high
1530
−1 pts below
Sep 2025 · age 12
Sep 2025 · age 12
Activity
22
games / yr avg. · ≈2/mo
28 past 12 mo · ≈2/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#173,560
#173,560 · players worldwide · of 216,808
Career timeline
6 entries2026
Re-crossed 1500
at age 13
May 2026
2025
All-time peak 1530
at age 12 · −1 from today
Sep 2025
2024
Crossed 1500
at age 11
Dec 2024
Crossed 1400
at age 11
Dec 2024
Crossed 1200
at age 11
Dec 2024
First FIDE rating
1527 · at age 11
Dec 2024
Standard rating history
Last 12 months — activity & highlights
Top opponent
Evolution
+1
1528 → 1529
Tournaments
6
38 games
Score
19.5/ 3851.3%
13W13D12L
Top 3 wins
2.[W]vsElzbieta Blaszkiewicz1,557·Mistrzostwa Polski Juniorow - OOM Lodzkie 2026 - Grupa D14·R7·+21.6
3.[W]vsLaura Wantoch-Rekowska1,545·Mistrzostwa Polski Juniorow - OOM Lodzkie 2026 - Grupa D14·R2·+20.9
Top 3 losses
Last 12 months — tournaments
6 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Apr 2026 | 4.5/9 | #27 | 1589 | +74.0 |
Swiss | Apr 2026 | 5/2 | #13 | 2234 | +20.8 |
Swiss | Feb 2026 | 1.5/4 | #48 | 1482 | -38.8 |
Open Swiss | Nov 2025 | 4.5/7 | #15 | 1670 | -18.0 |
Swiss | Sep 2025 | 3/4 | #8 | 1734 | -36.8 |
Worst Elo result: Turniej FIDE w Ursusie do 2399 Elo o Puchar Burmistrza Ursusa B1 2026 (-38.8 Elo, finished #48).
Rankings
/
Poland
#4,780
out of 10,756 players
Europe
#111,441
in continent
World
#173,523
out of 400,000+
National ranking
Europe & World
Europe
World
Poland
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Europe
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World
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| ... | ||
| 173523 | 1,529 | |