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
1593

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
901 2022-03-22 Titled Tue 22nd Mar Late chess.com INT 4 Jose Eduardo Martinez Alcantara Oskar Wieczorek 1-0 30 Open
902 2022-03-22 Titled Tue 22nd Mar Late chess.com INT 3 Hector Elissalt Cardenas Oskar Wieczorek 0-1 38 Open
903 2022-03-22 Titled Tue 22nd Mar Late chess.com INT 2 Oskar Wieczorek Aryan Tari 0-1 51 Open
904 2022-03-22 Titled Tue 22nd Mar Late chess.com INT 1 Aran Kohler Oskar Wieczorek 0-1 40 Open
905 2022-03-22 Titled Tue 22nd Mar Late chess.com INT 11 Mikhail Pesotskiy Oskar Wieczorek 1-0 24 Open
906 2022-03-22 Titled Tue 22nd Mar Late chess.com INT 10 Alexander Reprintsev Oskar Wieczorek 1-0 19 Open
907 2022-03-13 POL Rap Ekstraliga Final Bydgoszcz POL 6.3 Oskar Wieczorek Jacek Gdanski 0-1 35 Open
908 2022-03-13 POL Rap Ekstraliga Final Bydgoszcz POL 5.3 Jacek Gdanski Oskar Wieczorek 1/2-1/2 56 Open
909 2022-03-13 POL Rap Ekstraliga Final Bydgoszcz POL 4.3 Marcel Kanarek Oskar Wieczorek 1-0 67 Open
910 2022-03-13 POL Rap Ekstraliga Final Bydgoszcz POL 3.3 Oskar Wieczorek Marcel Kanarek 1/2-1/2 26 Open
911 2022-03-12 Polish Rapid Ekstraliga B Bydgoszcz POL 9.3 Tymon Czernek Oskar Wieczorek 0-1 60 Open
912 2022-03-12 Polish Rapid Ekstraliga B Bydgoszcz POL 8.3 Oskar Wieczorek Marcel Kanarek 1/2-1/2 46 Open
913 2022-03-12 Polish Rapid Ekstraliga B Bydgoszcz POL 7.3 Pawel Teclaf Oskar Wieczorek 1/2-1/2 20 Open
914 2022-03-12 Polish Rapid Ekstraliga B Bydgoszcz POL 6.3 Oskar Wieczorek Mateusz Hasterok 1-0 60 Open
915 2022-03-12 Polish Rapid Ekstraliga B Bydgoszcz POL 10.3 Oskar Wieczorek Pawel Flak 1-0 54 Open
916 2022-03-11 Polish Rapid Ekstraliga B Bydgoszcz POL 5.3 Pawel Flak Oskar Wieczorek 1/2-1/2 114 Open
917 2022-03-11 Polish Rapid Ekstraliga B Bydgoszcz POL 4.3 Oskar Wieczorek Tymon Czernek 1/2-1/2 37 Open
918 2022-03-11 Polish Rapid Ekstraliga B Bydgoszcz POL 3.3 Marcel Kanarek Oskar Wieczorek 1-0 63 Open
919 2022-03-11 Polish Rapid Ekstraliga B Bydgoszcz POL 2.3 Oskar Wieczorek Pawel Teclaf 0-1 63 Open
920 2022-03-11 Polish Rapid Ekstraliga B Bydgoszcz POL 1.3 Mateusz Hasterok Oskar Wieczorek 1/2-1/2 80 Open
921 2022-03-08 Titled Tue 8th Mar Late chess.com INT 7 Kamila Hryshchenko Oskar Wieczorek 1-0 46 Open
922 2022-03-08 Titled Tue 8th Mar Late chess.com INT 6 Oskar Wieczorek Mariam Mkrtchyan 1-0 39 Open
923 2022-03-08 Titled Tue 8th Mar Late chess.com INT 5 Irina Petrova Oskar Wieczorek 0-1 55 Open
924 2022-03-08 Titled Tue 8th Mar Late chess.com INT 4 Ruben Gideon Koellner Oskar Wieczorek 1-0 32 Open
925 2022-03-08 Titled Tue 8th Mar Late chess.com INT 3 Oskar Wieczorek Aleksandar Indjic 0-1 36 Open
926 2022-03-08 Titled Tue 8th Mar Late chess.com INT 2 Oskar Wieczorek Alexandre Qashashvili 1-0 72 Open
927 2022-03-08 Titled Tue 8th Mar Late chess.com INT 1 Luis Fernandez Siles Oskar Wieczorek 1/2-1/2 102 Open
928 2022-03-01 Titled Tue 1st Mar Late chess.com INT 3 Oskar Wieczorek Adrian Suarez Uriel 1-0 23 Open
929 2022-03-01 Titled Tue 1st Mar Late chess.com INT 2 Dmitrij Kollars Oskar Wieczorek 1-0 43 Open
930 2022-03-01 Titled Tue 1st Mar Late chess.com INT 1 Oskar Wieczorek Peter Sadilek 1-0 42 Open
931 2022-02-22 Titled Tue 22nd Feb Late chess.com INT 6 Oskar Wieczorek Jun Ying Tan 0-1 30 Open
932 2022-02-22 Titled Tue 22nd Feb Late chess.com INT 5 Nderim Saraci Oskar Wieczorek 1-0 28 Open
933 2022-02-22 Titled Tue 22nd Feb Late chess.com INT 4 Oskar Wieczorek Erik Van den Dikkenberg 1-0 21 Open
934 2022-02-22 Titled Tue 22nd Feb Late chess.com INT 3 Oskar Wieczorek Mauri Lehtosaari 1-0 23 Open
935 2022-02-22 Titled Tue 22nd Feb Late chess.com INT 2 Andrew Tang Oskar Wieczorek 1-0 34 Open
936 2022-02-22 Titled Tue 22nd Feb Late chess.com INT 1 Oskar Wieczorek Daniel Rangel 1-0 40 Open
937 2022-02-15 Titled Tue 15th Feb Late chess.com INT 9 Anton Demchenko Oskar Wieczorek 0-1 60 Open
938 2022-02-15 Titled Tue 15th Feb Late chess.com INT 8 Oskar Wieczorek Michael Bon 1-0 18 Open
939 2022-02-15 Titled Tue 15th Feb Late chess.com INT 7 Alan Pichot Oskar Wieczorek 1-0 21 Open
940 2022-02-15 Titled Tue 15th Feb Late chess.com INT 6 Oskar Wieczorek Adam Kujawski 1-0 15 Open
941 2022-02-15 Titled Tue 15th Feb Late chess.com INT 5 Oskar Wieczorek Daniel Yedidia 1-0 9 Open
942 2022-02-15 Titled Tue 15th Feb Late chess.com INT 4 Luca Jr Moroni Oskar Wieczorek 1-0 39 Open
943 2022-02-15 Titled Tue 15th Feb Late chess.com INT 3 Oskar Wieczorek Fabian Fiorito 1-0 85 Open
944 2022-02-15 Titled Tue 15th Feb Late chess.com INT 2 Aryan Tari Oskar Wieczorek 1-0 31 Open
945 2022-02-15 Titled Tue 15th Feb Late chess.com INT 1 Galina Novikova Oskar Wieczorek 0-1 29 Open
946 2022-02-15 Titled Tue 15th Feb Late chess.com INT 11 Alexander Rustemov Oskar Wieczorek 0-1 53 Open
947 2022-02-15 Titled Tue 15th Feb Late chess.com INT 10 Oskar Wieczorek Benjamin Bok 0-1 39 Open
948 2022-02-08 Titled Tue 8th Feb Late chess.com INT 9 Roberto Mogranzini Oskar Wieczorek 1-0 26 Open
949 2022-02-08 Titled Tue 8th Feb Late chess.com INT 8 Tarun Kanyamarala Oskar Wieczorek 1-0 16 Open
950 2022-02-08 Titled Tue 8th Feb Late chess.com INT 7 Oskar Wieczorek Ali Mortazavi 1-0 50 Open

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