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 ⓘ

FIDE 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
601 2023-05-09 Titled Tue 9th May Early chess.com INT 6 Marcin Sieciechowicz Jakub Seemann 0-1 74 Open
602 2023-05-09 Titled Tue 9th May Early chess.com INT 5 Piotr Piesik Marcin Sieciechowicz 1/2-1/2 67 Open
603 2023-05-09 Titled Tue 9th May Late chess.com INT 5 Marcin Sieciechowicz Lennert Lenaerts 1/2-1/2 64 Open
604 2023-05-09 Titled Tue 9th May Late chess.com INT 4 Jose Eduardo Martinez Alcantara Marcin Sieciechowicz 1-0 35 Open
605 2023-05-09 Titled Tue 9th May Early chess.com INT 4 Lazaro Lorenzo De La Riva Marcin Sieciechowicz 1/2-1/2 47 Open
606 2023-05-09 Titled Tue 9th May Late chess.com INT 3 Marcos Rodriguez Fontecha Marcin Sieciechowicz 0-1 35 Open
607 2023-05-09 Titled Tue 9th May Early chess.com INT 3 Marcin Sieciechowicz Artem Dyachuk 1/2-1/2 54 Open
608 2023-05-09 Titled Tue 9th May Early chess.com INT 2 Nikolai Vlassov Marcin Sieciechowicz 0-1 39 Open
609 2023-05-09 Titled Tue 9th May Late chess.com INT 2 Marcin Sieciechowicz Angel Gabriel Cordoba Roa 1-0 39 Open
610 2023-05-09 Titled Tue 9th May Late chess.com INT 1 Adrian Villuendas Valero Marcin Sieciechowicz 0-1 43 Open
611 2023-05-09 Titled Tue 9th May Early chess.com INT 1 Marcin Sieciechowicz Yosha Iglesias 1-0 26 Open
612 2023-05-09 Titled Tue 9th May Late chess.com INT 11 Marcin Sieciechowicz Li Min Peng 0-1 22 Open
613 2023-05-09 Titled Tue 9th May Late chess.com INT 10 Marcin Sieciechowicz Alan Pichot 0-1 34 Open
614 2023-05-02 Titled Tue 2nd May Early chess.com INT 9 David Paravyan Marcin Sieciechowicz 1-0 28 Open
615 2023-05-02 Titled Tue 2nd May Late chess.com INT 9 Marcin Sieciechowicz Robert Baskin 1-0 28 Open
616 2023-05-02 Titled Tue 2nd May Late chess.com INT 8 Maxim Matlakov Marcin Sieciechowicz 1-0 26 Open
617 2023-05-02 Titled Tue 2nd May Early chess.com INT 8 Marcin Sieciechowicz Aleksandr Shimanov 0-1 56 Open
618 2023-05-02 Titled Tue 2nd May Late chess.com INT 7 Parham Maghsoodloo Marcin Sieciechowicz 1/2-1/2 57 Open
619 2023-05-02 Titled Tue 2nd May Early chess.com INT 7 Marcin Sieciechowicz Vladimir Kramnik 1/2-1/2 88 Open
620 2023-05-02 Titled Tue 2nd May Early chess.com INT 6 Yuriy Kuzubov Marcin Sieciechowicz 0-1 59 Open
621 2023-05-02 Titled Tue 2nd May Late chess.com INT 6 Marcin Sieciechowicz Farid Mustafayev 1-0 44 Open
622 2023-05-02 Titled Tue 2nd May Early chess.com INT 5 Alvaro Valdes Escobar Marcin Sieciechowicz 0-1 48 Open
623 2023-05-02 Titled Tue 2nd May Late chess.com INT 5 Aram Hakobyan Marcin Sieciechowicz 1-0 33 Open
624 2023-05-02 Titled Tue 2nd May Late chess.com INT 4 Shant Sargsyan Marcin Sieciechowicz 0-1 56 Open
625 2023-05-02 Titled Tue 2nd May Early chess.com INT 4 Marcin Sieciechowicz Ivan Vihor Krsnik Cohar 1-0 23 Open
626 2023-05-02 Titled Tue 2nd May Early chess.com INT 3 Gerson Principe Marcin Sieciechowicz 0-1 30 Open
627 2023-05-02 Titled Tue 2nd May Late chess.com INT 3 Marcin Sieciechowicz Marek Karas 1-0 56 Open
628 2023-05-02 Titled Tue 2nd May Late chess.com INT 2 Kostya Kavutskiy Marcin Sieciechowicz 0-1 62 Open
629 2023-05-02 Titled Tue 2nd May Early chess.com INT 2 Marcin Sieciechowicz Jaime Vaglio Munoz 1-0 33 Open
630 2023-05-02 Titled Tue 2nd May Early chess.com INT 1 Alejandro Castellanos Gomez Marcin Sieciechowicz 1-0 43 Open
631 2023-05-02 Titled Tue 2nd May Late chess.com INT 1 Marcin Sieciechowicz Ilya Gutkin 1-0 39 Open
632 2023-05-02 Titled Tue 2nd May Late chess.com INT 11 Jakub Seemann Marcin Sieciechowicz 0-1 43 Open
633 2023-05-02 Titled Tue 2nd May Late chess.com INT 10 Marcin Sieciechowicz Mahammad Muradli 1/2-1/2 110 Open
634 2023-05-02 Titled Tue 2nd May Early chess.com INT 10 Michal Bartel Marcin Sieciechowicz 1-0 19 Open
635 2023-04-25 Titled Tue 25th Apr Late chess.com INT 9 Marcin Sieciechowicz Viktor Shapiro 1-0 32 Open
636 2023-04-25 Titled Tue 25th Apr Late chess.com INT 8 Nikolaos Aggelis Marcin Sieciechowicz 0-1 63 Open
637 2023-04-25 Titled Tue 25th Apr Early chess.com INT 7 Marcin Sieciechowicz Viktor Skliarov 0-1 62 Open
638 2023-04-25 Titled Tue 25th Apr Late chess.com INT 7 Marcin Sieciechowicz Eline Roebers 0-1 38 Open
639 2023-04-25 Titled Tue 25th Apr Late chess.com INT 6 Rasmus Svane Marcin Sieciechowicz 1-0 41 Open
640 2023-04-25 Titled Tue 25th Apr Early chess.com INT 6 Alexander Bagrationi Marcin Sieciechowicz 1-0 41 Open
641 2023-04-25 Titled Tue 25th Apr Early chess.com INT 5 Marcin Sieciechowicz Gukesh D 0-1 77 Open
642 2023-04-25 Titled Tue 25th Apr Late chess.com INT 5 Marcin Sieciechowicz Nicholas Ladan 1-0 64 Open
643 2023-04-25 Titled Tue 25th Apr Early chess.com INT 4 Jose Eduardo Martinez Alcantara Marcin Sieciechowicz 0-1 64 Open
644 2023-04-25 Titled Tue 25th Apr Late chess.com INT 4 Eric Liu Marcin Sieciechowicz 0-1 34 Open
645 2023-04-25 Titled Tue 25th Apr Early chess.com INT 3 Marcin Sieciechowicz Robert Safin 1-0 42 Open
646 2023-04-25 Titled Tue 25th Apr Late chess.com INT 3 Marcin Sieciechowicz Guillermo Baches Garcia 1-0 24 Open
647 2023-04-25 Titled Tue 25th Apr Late chess.com INT 2 Mikhail Pesotskiy Marcin Sieciechowicz 1-0 74 Open
648 2023-04-25 Titled Tue 25th Apr Early chess.com INT 2 Marcin Sieciechowicz Dilshad Mohammed 1-0 45 Open
649 2023-04-25 Titled Tue 25th Apr Early chess.com INT 1 Fabian Ernesto Vivas Zamora Marcin Sieciechowicz 1/2-1/2 67 Open
650 2023-04-25 Titled Tue 25th Apr Late chess.com INT 1 Marcin Sieciechowicz Kleyton Alcantara Lima 1-0 28 Open

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