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Mierzwinski, Wiktor

🇵🇱

FIDEFIDE 41873998· Male· Poland· Born in 2011

Follow Wiktor MierzwinskiTrack his monthly FIDE ratings, games, tournaments and more.

Wiktor Mierzwinski, a 15-year-old Polish player, is rated 1621 — his current career high. He is climbing fast, having gained +147 Elo over the past 12 months. 28 rated games in the past year (≈16/year long-term). Recent standard appearances include European Individual Chess Championship 2026, Druzynowe Mistrzostwa Slaska Juniorow - I Liga 2026 Round 6-9, and Forteca Chess Challenge - o male normy II.I,K. - do FIDE - 5 Rund (BAKU). Also played 13 rapid (including IV Gliwicki Festiwal Szachowy - MBF Group Open) and 6 blitz events (including Mistrzostwa Polski Juniorow w Szachach Blyskawicznych 2025 - grupa C14) recently.

Current rating

1621

Standard

Rpd1504·Blz1418

All-time high

1621

at best
May 2026 · age 15

Activity

15

games / yr avg. · ≈1/mo

28 past 12 mo · ≈2/mo
classical only
Moderately active

Signature stat

#138,424

#138,424 · players worldwide · of 216,808

Career timeline

9 entries
2026
Best 12-month gain (+147 Elo)
1474 → 1621
May 2026
Re-crossed 1600
at age 15
May 2026
Re-crossed 1500
at age 15
May 2026
All-time peak 1621
at age 15
May 2026
2025
Re-crossed 1500
at age 14
Oct 2025
Crossed 1600
at age 14
Feb 2025

Standard rating history

Last 12 months — activity & highlights

Best result
I Turniej w Fortecy o male normy II.I,K. - do FIDE - 5 Rund
perf 1663 (+166) · 2/5 · #25
Top opponent
vs Jerzy Klementys 1,733
European Individual Chess Championship 2026 · Apr 2026 · +26.2 Elo
Evolution
+145
1476 → 1621
Tournaments
13
80 games
Score
17/ 8021.3%
14W10D56L

Last 12 months — tournaments

9 events
EventDateScoreRankPerfΔ Elo
European Individual Chess Championship 2026
Open Swiss
Apr 20262/9#48315660.0
Druzynowe Mistrzostwa Slaska Juniorow - I Liga 2026 Round 6-9
Open Swiss
Mar 20260/2#1438760.0
Forteca Chess Challenge - o male normy II.I,K. - do FIDE - 5 Rund (BAKU)
Swiss
Mar 20260/4#307930.0
Druzynowe Mistrzostwa Polski- IV Liga Juniorow 2026 (wojewodztwo slaskie)
Open Swiss
Jan 20260/4#1287550.0
I Turniej w Fortecy o male normy II.I,K. - do FIDE - 5 Rund
Swiss
Jan 20262/5#251663+25.6
Worst Elo result: IV Zimowy Festiwal Szachowy - Czeladz - OPEN - 9R o kategorie II,I,K - do FIDE (-104.8 Elo, finished #15).

Rankings

/
Poland
#3,473
out of 10,756 players
Europe
#93,690
in continent
World
#138,416
out of 400,000+

National ranking

Europe & World

Europe
World
Poland
1
🇵🇱Duda, Jan-KrzysztofFollow Jan-Krzysztof DudaTrack their monthly FIDE ratings, games, tournaments and more.
2,739
2
🇵🇱Wojtaszek, RadoslawFollow Radoslaw WojtaszekTrack their monthly FIDE ratings, games, tournaments and more.
2,650
3
🇵🇱Gumularz, SzymonFollow Szymon GumularzTrack their monthly FIDE ratings, games, tournaments and more.
2,613
4
🇵🇱Teclaf, PawelFollow Pawel TeclafTrack their monthly FIDE ratings, games, tournaments and more.
2,573
5
🇵🇱Malek, JanFollow Jan MalekTrack their monthly FIDE ratings, games, tournaments and more.
2,560
6
🇵🇱Warakomski, TomaszFollow Tomasz WarakomskiTrack their monthly FIDE ratings, games, tournaments and more.
2,558
7
🇵🇱Socko, BartoszFollow Bartosz SockoTrack their monthly FIDE ratings, games, tournaments and more.
2,552
8
🇵🇱Kosakowski, JakubFollow Jakub KosakowskiTrack their monthly FIDE ratings, games, tournaments and more.
2,550
9
🇵🇱Seemann, JakubFollow Jakub SeemannTrack their monthly FIDE ratings, games, tournaments and more.
2,548
10
🇵🇱Bartel, MateuszFollow Mateusz BartelTrack their monthly FIDE ratings, games, tournaments and more.
2,547
...
3473🇵🇱Mierzwinski, Wiktor1,621
Europe
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,840
2
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,767
3
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,759
3
🇫🇷Firouzja, AlirezaFollow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more.
2,759
5
🇵🇱Duda, Jan-KrzysztofFollow Jan-Krzysztof DudaTrack their monthly FIDE ratings, games, tournaments and more.
2,739
6
🇳🇱Van Foreest, JordenFollow Jorden Van ForeestTrack their monthly FIDE ratings, games, tournaments and more.
2,735
7
🇭🇺Rapport, RichardFollow Richard RapportTrack their monthly FIDE ratings, games, tournaments and more.
2,729
8
🇫🇷Vachier-Lagrave, MaximeFollow Maxime Vachier-LagraveTrack their monthly FIDE ratings, games, tournaments and more.
2,717
8
🇦🇿Mamedyarov, ShakhriyarFollow Shakhriyar MamedyarovTrack their monthly FIDE ratings, games, tournaments and more.
2,717
10
🇹🇷Erdogmus, Yagiz KaanFollow Yagiz Kaan ErdogmusTrack their monthly FIDE ratings, games, tournaments and more.
2,708
...
93690🇵🇱Mierzwinski, Wiktor1,621
World
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,840
2
🇺🇸Nakamura, HikaruFollow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more.
2,792
3
🇺🇸Caruana, FabianoFollow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more.
2,788
4
🇺🇿Abdusattorov, NodirbekFollow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more.
2,780
5
🇺🇿Sindarov, JavokhirFollow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more.
2,776
6
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,767
7
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,759
7
🇫🇷Firouzja, AlirezaFollow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more.
2,759
9
🇺🇸So, WesleyFollow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more.
2,754
10
🇨🇳Wei, YiFollow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more.
2,753
...
138416🇵🇱Mierzwinski, Wiktor1,621