Oskar Wieczorek

Country

POL

Birth Year

1994

Gender

M

Title

Grandmaster

FIDE ID

1133950

FIDE ratings

2495

Classical

Published FIDE

2339

Rapid

Published FIDE

2362

Blitz

Published FIDE

Official classical ranks

World rank
#609
National rank · POL
#25

Active players · Oct 2026 FIDE list ⓘ

FIDE rating history

Highest recorded rating
2512 May 2023
Recorded years
2004–2026
Archived games
921

Based on available monthly lists and saved games.

FIDE rating history

Published rating lists through Oct 2026.

View rating lists
Available Games

Published games available in our archive; coverage varies by tournament. Archive last checked: 2026-10-13 (UTC).

Online games are identified from known tournament names, playing sites and PGN mode. Other games are listed as OTB (over-the-board).

# Date Event Site Round White Black Result Moves View
1 2025-04-15 Titled Tue 15th Apr Late chess.com INT 6 Oskar Wieczorek Lorelei Cornelisse 0-1 33 Open
2 2025-04-15 Titled Tue 15th Apr Late chess.com INT 5 Oskar Wieczorek Grigory Sharankov 1-0 32 Open
3 2025-04-15 Titled Tue 15th Apr Late chess.com INT 4 Nihal Sarin Oskar Wieczorek 1-0 27 Open
4 2025-04-15 Titled Tue 15th Apr Late chess.com INT 3 Oskar Wieczorek Davide Cappai 1-0 49 Open
5 2025-04-15 Titled Tue 15th Apr Late chess.com INT 2 Yagiz Kaan Erdogmus Oskar Wieczorek 1-0 33 Open
6 2025-04-15 Titled Tue 15th Apr Late chess.com INT 1 Daria Yurasova Oskar Wieczorek 0-1 35 Open
7 2024-12-24 Titled Tue 24th Dec Late chess.com INT 4 Luka Paichadze Oskar Wieczorek 1-0 33 Open
8 2024-12-24 Titled Tue 24th Dec Late chess.com INT 3 David Paravyan Oskar Wieczorek 1/2-1/2 78 Open
9 2024-12-24 Titled Tue 24th Dec Late chess.com INT 2 Oskar Wieczorek Mikhail Kazakov 1-0 55 Open
10 2024-12-24 Titled Tue 24th Dec Late chess.com INT 1 Kyle Zhuang Oskar Wieczorek 0-1 30 Open
11 2024-12-17 Titled Tue 17th Dec Late chess.com INT 1 Carlos Alarcia Astiz Oskar Wieczorek 1-0 30 Open
12 2024-12-10 Titled Tue 10th Dec Late chess.com INT 4 Aditya Ponukumati Oskar Wieczorek 1-0 49 Open
13 2024-12-10 Titled Tue 10th Dec Late chess.com INT 3 Oskar Wieczorek Daniel Gutierrez Olivares 1-0 41 Open
14 2024-12-10 Titled Tue 10th Dec Late chess.com INT 2 Antonin Ferey Oskar Wieczorek 1-0 50 Open
15 2024-12-10 Titled Tue 10th Dec Late chess.com INT 1 Oskar Wieczorek Mate Ther 1-0 24 Open
16 2024-12-03 Titled Tue 3rd Dec Late chess.com INT 5 Oskar Wieczorek Rashad Zeynalli 0-1 49 Open
17 2024-12-03 Titled Tue 3rd Dec Late chess.com INT 4 Behzad Salimiyan Oskar Wieczorek 0-1 34 Open
18 2024-12-03 Titled Tue 3rd Dec Late chess.com INT 3 Oskar Wieczorek Boris Abrashkin 1-0 67 Open
19 2024-12-03 Titled Tue 3rd Dec Late chess.com INT 2 Samuel Fieberg Oskar Wieczorek 1/2-1/2 77 Open
20 2024-12-03 Titled Tue 3rd Dec Late chess.com INT 1 Oskar Wieczorek Edward Jackson 1-0 27 Open
21 2024-11-26 Titled Tue 26th Nov Late chess.com INT 4 Hikaru Nakamura Oskar Wieczorek 1-0 23 Open
22 2024-11-26 Titled Tue 26th Nov Late chess.com INT 3 Oskar Wieczorek Mina Wael Sabry 1-0 62 Open
23 2024-11-26 Titled Tue 26th Nov Late chess.com INT 2 Oskar Wieczorek Aakaash Meduri 1-0 33 Open
24 2024-11-26 Titled Tue 26th Nov Late chess.com INT 1 Maciej Sroczynski Oskar Wieczorek 0-1 52 Open
25 2024-11-19 Titled Tue 19th Nov Late chess.com INT 3 Oskar Wieczorek V Pranav 0-1 64 Open
26 2024-11-19 Titled Tue 19th Nov Late chess.com INT 2 Oskar Wieczorek Liwia Jarocka 1-0 33 Open
27 2024-11-19 Titled Tue 19th Nov Late chess.com INT 1 Rushan Bogaudinov Oskar Wieczorek 0-1 37 Open
28 2024-11-12 Titled Tue 12th Nov Late chess.com INT 3 Oskar Wieczorek Andrey Esipenko 0-1 17 Open
29 2024-11-12 Titled Tue 12th Nov Late chess.com INT 2 Frankie Badacsonyi Oskar Wieczorek 0-1 32 Open
30 2024-11-12 Titled Tue 12th Nov Late chess.com INT 1 Oskar Wieczorek Carles Martin Barcelo 1-0 32 Open
31 2024-10-29 Titled Tue 29th Oct Late chess.com INT 1 Oskar Wieczorek Neven Hercegovac 0-1 73 Open
32 2024-08-20 Titled Tue 20th Aug Late chess.com INT 7 Kayden Troff Oskar Wieczorek 1-0 39 Open
33 2024-08-20 Titled Tue 20th Aug Late chess.com INT 6 Oskar Wieczorek Julien Dubreuil 1-0 44 Open
34 2024-08-20 Titled Tue 20th Aug Late chess.com INT 5 Alexander Herbrig Oskar Wieczorek 0-1 78 Open
35 2024-08-20 Titled Tue 20th Aug Late chess.com INT 4 Alexei Belov Oskar Wieczorek 1-0 35 Open
36 2024-08-20 Titled Tue 20th Aug Early chess.com INT 4 Reinis Paikens Oskar Wieczorek 1-0 55 Open
37 2024-08-20 Titled Tue 20th Aug Early chess.com INT 3 Oskar Wieczorek Ivan Martic 0-1 36 Open
38 2024-08-20 Titled Tue 20th Aug Late chess.com INT 3 Oskar Wieczorek Amir Hosein Kashefi 1-0 45 Open
39 2024-08-20 Titled Tue 20th Aug Late chess.com INT 2 Oskar Wieczorek Sharath Radhakrishnan 1-0 19 Open
40 2024-08-20 Titled Tue 20th Aug Early chess.com INT 2 Oskar Wieczorek Luca Silva 1-0 62 Open
41 2024-08-20 Titled Tue 20th Aug Early chess.com INT 1 Vladimir Sevostianov Oskar Wieczorek 0-1 72 Open
42 2024-08-20 Titled Tue 20th Aug Late chess.com INT 1 Jonathan Yedidia Oskar Wieczorek 1/2-1/2 86 Open
43 2024-07-30 Titled Tue 30th Jul Late chess.com INT 7 Le Thao Nguyen Pham Oskar Wieczorek 1-0 76 Open
44 2024-07-30 Titled Tue 30th Jul Late chess.com INT 6 Oskar Wieczorek Sanan Sjugirov 0-1 26 Open
45 2024-07-30 Titled Tue 30th Jul Late chess.com INT 5 Mathias Womacka Oskar Wieczorek 0-1 45 Open
46 2024-07-30 Titled Tue 30th Jul Late chess.com INT 4 Robin-Alexandru Dragomirescu Oskar Wieczorek 0-1 24 Open
47 2024-07-30 Titled Tue 30th Jul Late chess.com INT 3 Oskar Wieczorek Bakhrom Bakhrillaev 1-0 39 Open
48 2024-07-30 Titled Tue 30th Jul Late chess.com INT 2 Kler Caku Oskar Wieczorek 0-1 18 Open
49 2024-07-30 Titled Tue 30th Jul Late chess.com INT 1 Oskar Wieczorek Ante Leon Starcevic 0-1 61 Open
50 2024-07-23 Titled Tue 23rd Jul Late chess.com INT 4 Alexander Suvorov Oskar Wieczorek 1/2-1/2 80 Open

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