Format
ZB
Zalewski, Borys
🇵🇱FIDE 91118115· Male· Poland· Born in 2009
Follow Borys ZalewskiTrack his monthly FIDE ratings, games, tournaments and more.
Borys Zalewski, a 17-year-old Polish player, is rated 1516. He has slipped back 36 Elo over the past 12 months. 15 rated games in the past year. Recent standard appearances include Turniej w Hetmanie 2026.04 - open A, Turniej w Hetmanie 2026.03 - open A, and Mistrzostwa Plocka w szachach klasycznych 2025 FIDE - open B. Also played 6 rapid events (including Miedzynarodowy Turniej Szachowy w Kowalewie Pomorskim - Rapid) recently. His peak of 1611 was reached at age 15 (Dec 2024).
Current rating
1516
Standard
Rpd1495·Blz1421
All-time high
1611
−95 pts below
Dec 2024 · age 15
Dec 2024 · age 15
Activity
14
games / yr avg. · ≈1/mo
10 past 12 mo · ≈1/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#179,484
#179,484 · players worldwide · of 218,279
Career timeline
5 entries2024
Crossed 1600
at age 15
Dec 2024
Crossed 1500
at age 15
Dec 2024
Crossed 1400
at age 15
Dec 2024
All-time peak 1611
at age 15 · −95 from today
Dec 2024
First FIDE rating
1611 · at age 15
Dec 2024
Standard rating history
Peak
FIDE title
Threshold
First rated
Activity & highlights
Best result
KROL TUMSKIEGO WZGORZA 2026 - Plock Chess Festival FIDE Standard Aperf 1566 (+50) · 2/6 · #29
Evolution
-27
1543 → 1516
Tournaments
4
23 games
Score
10/ 2343.5%
8W4D11L
Top 3 wins
2.[W]vsBogdan Suminski1,632·KROL TUMSKIEGO WZGORZA 2026 - Plock Chess Festival FIDE Standard A·R7·+26.4
Top 3 losses
Last 12 months — tournaments
4 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | Jun 2026 | 2/6 | #29 | 1566 | +12.4 |
Swiss | Apr 2026 | 1.5/5 | #17 | 1543 | -6.8 |
Swiss | Mar 2026 | 1.5/4 | #13 | 1523 | -2.8 |
Swiss | Nov 2025 | 5/1 | #17 | 2315 | -21.6 |
Worst Elo result: Mistrzostwa Plocka w szachach klasycznych 2025 FIDE - open B (-21.6 Elo, finished #17).
Rankings
/
Poland
#5,009
out of 10,822 players
Europe
#114,343
in continent
World
#179,442
out of 400,000+
National ranking
Europe & World
Europe
World
Poland
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| 5009 | 1,516 | |
Europe
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| 114343 | 1,516 | |
World
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| ... | ||
| 179442 | 1,516 | |