Mateusz Sieduszewski - Chess Player Overview
Last update: 22/08/2025 02:39:24 GMT+2
Player's activity: OFF
Player's name: Mateusz Sieduszewski (WLS) 
Player's photo: (Search in Google Images)
Age: 26 years old (born in 1999)
Highest FIDE Elo achieved: 1600
Mateusz Sieduszewski Chess Games: 24
1599 (Rapid)
0 (Blitz)
Mateusz Sieduszewski - Charts
FIDE Elo
Activity chart
Mateusz Sieduszewski - Chess Tournaments
| Date | Chess tournament name | Status |
|---|---|---|
| 2012-08-01 to 2012-08-09 | U14 10. European Union Youth Championship  |
Finished |
Mateusz Sieduszewski - Chess Games
Mateusz Sieduszewski - Chess Games
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| Date | Players & Opening | Result | ECO | View |
|---|---|---|---|---|
| 2012.08.09 | Sieduszewski, Mateusz vs (1822) Simonsen, Mathias Kejlstrup U14 10. European Union Youth Championship Scotch - Scotch |
1/2-1/2 | C45 | |
| 2012.08.08 | Weaver, Lauren vs Sieduszewski, Mateusz U14 10. European Union Youth Championship Slav Alapin - Smyslov |
1-0 | D16 | |
| 2012.08.07 | Sieduszewski, Mateusz vs Keating, Geoffrey U14 10. European Union Youth Championship Sicilian Accelerated Dragon - Simagin |
0-1 | B34 | |
| 2012.08.06 | Bratuszewski, Jorden (1675) vs Sieduszewski, Mateusz U14 10. European Union Youth Championship English Anglo-Slav |
1/2-1/2 | A11 | |
| 2012.08.05 | McCusker, Andrew (1830) vs Sieduszewski, Mateusz U14 10. European Union Youth Championship English Anglo-Slav |
1-0 | A11 | |
| 2012.08.04 | Sieduszewski, Mateusz vs Wynne, Stuart U14 10. European Union Youth Championship English Symmetrical Fianchetto - Ultra-Symmetrical |
1/2-1/2 | A36 | |
| 2012.08.03 | Vogel, Doris (1536) vs Sieduszewski, Mateusz U14 10. European Union Youth Championship Slav Alapin |
1-0 | D16 | |
| 2012.08.02 | Hristov, Kaloyan Vihrenov (1680) vs Sieduszewski, Mateusz U14 10. European Union Youth Championship Scandinavian |
1-0 | B01 | |
| 2012.08.01 | Sieduszewski, Mateusz vs (1813) Pajunen, Toni U14 10. European Union Youth Championship Sicilian |
0-1 | B33 |
Mateusz Sieduszewski - Other possible chess games
| Date | Players & Opening | Result | ECO | View |
|---|---|---|---|---|
| 2014.08.06 | Sieduszewski, Mateus (1325) vs (1743) Sutton, Daniel Glorney Cup 2014 Italian |
0-1 | C50 | |
| 2014.08.06 | Sieduszewski, Mateus (1325) vs (1737) He, Ben Glorney Cup 2014 Italian - Schilling |
0-1 | C50 | |
| 2014.08.05 | Cullen, Ben vs (1325) Sieduszewski, Mateus Glorney Cup 2014 Queen's Gambit Declined Semi-Pillsbury |
1-0 | D50 | |
| 2014.08.05 | Sutton, Daniel (1743) vs (1325) Sieduszewski, Mateus Glorney Cup 2014 Scandinavian |
1-0 | B01 | |
| 2014.08.04 | Sieduszewski, Mateus (1325) vs Cullen, Ben Glorney Cup 2014 Spanish Morphy - Exchange |
0-1 | C68 | |
| 2014.08.04 | He, Ben (1737) vs (1325) Sieduszewski, Mateus Glorney Cup 2014 Nimzovich - Modern |
1-0 | A01 | |
| 2012.08.09 | Sieduszewski, Mateu vs (1822) Simonsen, Mathias K 10th EU U14 2012 Scotch - Scotch |
1/2-1/2 | C45 | |
| 2012.08.08 | Weaver, Lauren vs Sieduszewski, Mateu 10th EU U14 2012 Slav Alapin - Smyslov |
1-0 | D16 | |
| 2012.08.07 | Sieduszewski, Mateu vs Keating, Geoffrey 10th EU U14 2012 Sicilian Accelerated Dragon - Simagin |
0-1 | B34 | |
| 2012.08.06 | Bratuszewski, Jorde (1675) vs Sieduszewski, Mateu 10th EU U14 2012 English Anglo-Slav |
1/2-1/2 | A11 | |
| 2012.08.05 | McCusker, Andrew (1830) vs Sieduszewski, Mateu 10th EU U14 2012 English Anglo-Slav |
1-0 | A11 | |
| 2012.08.04 | Sieduszewski, Mateu vs Wynne, Stuart 10th EU U14 2012 English Symmetrical Fianchetto - Ultra-Symmetrical |
1/2-1/2 | A36 | |
| 2012.08.03 | Vogel, Doris (1536) vs Sieduszewski, Mateu 10th EU U14 2012 Slav Alapin |
1-0 | D16 | |
| 2012.08.02 | Hristov, K. (1680) vs Sieduszewski, Mateu 10th EU U14 2012 Scandinavian |
1-0 | B01 | |
| 2012.08.01 | Sieduszewski, Mateu vs (1813) Pajunen, Toni 10th EU U14 2012 Sicilian |
0-1 | B33 |