Marcin Sieciechowicz

Country

POL

Birth Year

1992

Gender

M

Title

International Master

FIDE ID

1130170

FIDE ratings

2378

Classical

Published FIDE

2344

Rapid

Published FIDE

2336

Blitz

Published FIDE

Official classical ranks

World rank
#2103
National rank · POL
#86

Active players · Oct 2026 FIDE list ⓘ

Rating history

Highest recorded rating
2462 Jun 2013
Recorded years
2004–2026
Archived games
1620

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: 2026-10-09 (UTC).

# Date Event Site Round White Black Result Moves View
1251 2018-08-20 26th Poznan Open 2018 Poznan POL 3.2 Jakub Garbowski Marcin Sieciechowicz 0-1 54 Open
1252 2018-08-19 26th Poznan Open 2018 Poznan POL 2.2 Marcin Sieciechowicz Wojciech Nadstoga 1-0 36 Open
1253 2018-08-19 26th Poznan Open 2018 Poznan POL 1.2 Anna Roszkiewicz Marcin Sieciechowicz 0-1 37 Open
1254 2018-07-16 Najdorf Mem Open A 2018 Warsaw POL 9.5 Jacek Tomczak Marcin Sieciechowicz 1-0 32 Open
1255 2018-07-15 Najdorf Mem Open A 2018 Warsaw POL 8.12 Marcin Sieciechowicz Alex Krstulovic 1-0 49 Open
1256 2018-07-14 Najdorf Mem Open A 2018 Warsaw POL 7.8 Marcin Sieciechowicz Vitaliy Bernadskiy 0-1 48 Open
1257 2018-07-13 Najdorf Mem Open A 2018 Warsaw POL 6.6 Marcel Kanarek Marcin Sieciechowicz 1/2-1/2 68 Open
1258 2018-07-12 Najdorf Mem Open A 2018 Warsaw POL 5.13 Marcin Sieciechowicz Marek Chomczyk 1-0 45 Open
1259 2018-07-11 Najdorf Mem Open A 2018 Warsaw POL 4.15 Monnisha G K Marcin Sieciechowicz 0-1 59 Open
1260 2018-07-10 Najdorf Mem Open A 2018 Warsaw POL 3.25 Marcin Sieciechowicz Jasem AlHuwar 1-0 40 Open
1261 2018-07-09 Najdorf Mem Open A 2018 Warsaw POL 2.11 Alicja Sliwicka Marcin Sieciechowicz 1-0 40 Open
1262 2018-07-08 Najdorf Mem Open A 2018 Warsaw POL 1.21 Marcin Sieciechowicz Alexandra Zherebtsova 1-0 29 Open
1263 2018-07-03 2nd Baltic Cup 2018 Darlowko POL 9.3 Marcin Sieciechowicz Antoni Szustakowski 1-0 90 Open
1264 2018-07-02 2nd Baltic Cup 2018 Darlowko POL 8.2 Marcin Sieciechowicz Vadim Shishkin 1/2-1/2 8 Open
1265 2018-07-01 2nd Baltic Cup 2018 Darlowko POL 7.1 Jacek Tomczak Marcin Sieciechowicz 1-0 57 Open
1266 2018-06-29 2nd Baltic Cup 2018 Darlowko POL 6.2 Igor Kowalski Marcin Sieciechowicz 0-1 58 Open
1267 2018-06-28 2nd Baltic Cup 2018 Darlowko POL 5.3 Marcin Sieciechowicz Jakub Kosakowski 1-0 46 Open
1268 2018-06-27 2nd Baltic Cup 2018 Darlowko POL 4.2 Evgeny Gleizerov Marcin Sieciechowicz 1/2-1/2 30 Open
1269 2018-06-26 2nd Baltic Cup 2018 Darlowko POL 3.4 Marcin Sieciechowicz Bartosz Fiszer 1-0 27 Open
1270 2018-06-25 2nd Baltic Cup 2018 Darlowko POL 2.4 Tygran Dzhuguryan Marcin Sieciechowicz 1/2-1/2 54 Open
1271 2018-06-24 2nd Baltic Cup 2018 Darlowko POL 1.5 Marcin Sieciechowicz Michal Fiedorek 1-0 44 Open
1272 2018-03-04 ch-POL Rapid 2018 Zgierz POL 9.31 Marcin Sieciechowicz Jakub Suliborski 1-0 38 Open
1273 2018-03-04 ch-POL Rapid 2018 Zgierz POL 5.22 Marcin Sieciechowicz Marek Chomczyk 0-1 52 Open
1274 2018-03-04 ch-POL Rapid 2018 Zgierz POL 4.33 Beata Andrejczuk Marcin Sieciechowicz 0-1 34 Open
1275 2018-03-04 ch-POL Rapid 2018 Zgierz POL 2.19 Aleksander Kielbratowski Marcin Sieciechowicz 1/2-1/2 40 Open
1276 2018-03-04 ch-POL Rapid 2018 Zgierz POL 1.19 Marcin Sieciechowicz Kacper Kacprzak 1-0 56 Open
1277 2018-03-03 TCh-POL Rapid 2018 Zgierz POL 9.3 Marcin Sieciechowicz Grzegorz Masternak 1-0 44 Open
1278 2018-03-03 TCh-POL Rapid 2018 Zgierz POL 8.7 Pawel Kowalczyk Marcin Sieciechowicz 0-1 63 Open
1279 2018-03-03 TCh-POL Rapid 2018 Zgierz POL 7.15 Michal Mazurkiewicz Marcin Sieciechowicz 0-1 59 Open
1280 2018-03-03 TCh-POL Rapid 2018 Zgierz POL 6.19 Marcin Sieciechowicz Jan Golenia 0-1 59 Open
1281 2018-03-03 TCh-POL Rapid 2018 Zgierz POL 5.11 Mariusz Duch Marcin Sieciechowicz 1/2-1/2 27 Open
1282 2018-03-03 TCh-POL Rapid 2018 Zgierz POL 4.19 Marcin Sieciechowicz Tomasz Rak 1-0 44 Open
1283 2018-03-03 TCh-POL Rapid 2018 Zgierz POL 3.15 Krystian Jedryczka Marcin Sieciechowicz 1/2-1/2 41 Open
1284 2018-03-03 TCh-POL Rapid 2018 Zgierz POL 2.19 Marcin Sieciechowicz Aleksander Masternak 1-0 73 Open
1285 2018-01-24 11th Gora Sw. Anny Open Gora Swietej Anny POL 10.1 Michal Walentukiewicz Marcin Sieciechowicz 0-1 39 Open
1286 2018-01-23 11th Gora Sw. Anny Open Gora Swietej Anny POL 9.1 Marcin Sieciechowicz Igor Kowalski 1/2-1/2 48 Open
1287 2018-01-22 11th Gora Sw. Anny Open Gora Swietej Anny POL 8.2 Marcin Sieciechowicz Jan Kokoszczynski 1-0 26 Open
1288 2018-01-21 11th Gora Sw. Anny Open Gora Swietej Anny POL 7.2 Stanislaw Praczukowski Marcin Sieciechowicz 0-1 18 Open
1289 2018-01-20 11th Gora Sw. Anny Open Gora Swietej Anny POL 6.1 Marcin Sieciechowicz Patryk Chylewski 1/2-1/2 49 Open
1290 2018-01-19 11th Gora Sw. Anny Open Gora Swietej Anny POL 5.1 Kamil Nowak Marcin Sieciechowicz 1/2-1/2 60 Open
1291 2018-01-18 11th Gora Sw. Anny Open Gora Swietej Anny POL 4.1 Marcin Sieciechowicz Piotr Goluch 1/2-1/2 40 Open
1292 2018-01-17 11th Gora Sw. Anny Open Gora Swietej Anny POL 3.1 Marcin Krzyzanowski Marcin Sieciechowicz 0-1 44 Open
1293 2018-01-17 11th Gora Sw. Anny Open Gora Swietej Anny POL 2.2 Marcin Sieciechowicz Michal Fiedorek 1-0 41 Open
1294 2018-01-16 11th Gora Sw. Anny Open Gora Swietej Anny POL 1.2 Katarzyna Dwilewicz Marcin Sieciechowicz 0-1 48 Open
1295 2017-12-31 XXXVI Zamenhofa Mem Bialystok POL 9.1 Damian Lewtak Marcin Sieciechowicz 1-0 54 Open
1296 2017-12-30 XXXVI Zamenhofa Mem Bialystok POL 8.6 Marcin Sieciechowicz Piotr Bobras 0-1 46 Open
1297 2017-12-30 XXXVI Zamenhofa Mem Bialystok POL 7.11 Arkadiusz Leniart Marcin Sieciechowicz 0-1 36 Open
1298 2017-12-29 XXXVI Zamenhofa Mem Bialystok POL 6.14 Marcin Sieciechowicz Radoslaw Dzierzak 1-0 41 Open
1299 2017-12-29 XXXVI Zamenhofa Mem Bialystok POL 5.8 Maciej Klekowski Marcin Sieciechowicz 1-0 43 Open
1300 2017-12-28 XXXVI Zamenhofa Mem Bialystok POL 4.18 Marcin Sieciechowicz Jakub Szostko 1/2-1/2 63 Open

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