Marcin Sieciechowicz
Country
POL
Birth Year
1992
Gender
M
Title
International Master
FIDE ID
1130170
FIDE rating history
View rating lists
Available Games
Published games available in our archive; coverage varies by tournament. Archive last checked: 2026-10-09 (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 |
|---|---|---|---|---|---|---|---|---|---|
| 51 | 2025-06-10 | Titled Tue 10th Jun Early | chess.com INT | 1 | 790419 | Marcin Sieciechowicz | 1-0 | 27 | Open |
| 52 | 2025-06-10 | Titled Tue 10th Jun Late | chess.com INT | 1 | Lucian Nita | Marcin Sieciechowicz | 1-0 | 36 | Open |
| 53 | 2025-06-10 | Titled Tue 10th Jun Early | chess.com INT | 11 | Marcin Sieciechowicz | Rustam Rustamov | 1-0 | 64 | Open |
| 54 | 2025-06-10 | Titled Tue 10th Jun Late | chess.com INT | 11 | Marko Fadi | Marcin Sieciechowicz | 0-1 | 25 | Open |
| 55 | 2025-06-10 | Titled Tue 10th Jun Early | chess.com INT | 10 | Arystanbek Urazayev | Marcin Sieciechowicz | 1/2-1/2 | 64 | Open |
| 56 | 2025-06-10 | Titled Tue 10th Jun Late | chess.com INT | 10 | Marcin Sieciechowicz | Milosz Szpar | 0-1 | 38 | Open |
| 57 | 2025-06-03 | Titled Tue 3rd Jan Late | chess.com INT | 8 | Tihomir Yanev | Marcin Sieciechowicz | 1-0 | 41 | Open |
| 58 | 2025-06-03 | Titled Tue 3rd Jan Late | chess.com INT | 7 | Marcin Sieciechowicz | Lorelei Cornelisse | 1-0 | 65 | Open |
| 59 | 2025-06-03 | Titled Tue 3rd Jan Late | chess.com INT | 6 | Amir Ali Ghafourian | Marcin Sieciechowicz | 1-0 | 28 | Open |
| 60 | 2025-06-03 | Titled Tue 3rd Jan Late | chess.com INT | 5 | Marcin Sieciechowicz | Dmitry Minko | 1-0 | 79 | Open |
| 61 | 2025-06-03 | Titled Tue 3rd Jan Late | chess.com INT | 4 | Radin Yadegar | Marcin Sieciechowicz | 1-0 | 34 | Open |
| 62 | 2025-06-03 | Titled Tue 3rd Jan Late | chess.com INT | 3 | Marcin Sieciechowicz | David Paravyan | 1/2-1/2 | 25 | Open |
| 63 | 2025-06-03 | Titled Tue 3rd Jan Late | chess.com INT | 2 | Michel Liah Ferraz | Marcin Sieciechowicz | 0-1 | 66 | Open |
| 64 | 2025-06-03 | Titled Tue 3rd Jan Late | chess.com INT | 1 | Marcin Sieciechowicz | Evan S Rosenberg | 1-0 | 51 | Open |
| 65 | 2025-05-27 | Titled Tue 27th May Late | chess.com INT | 9 | Mohammad Mahdi Alizadeh | Marcin Sieciechowicz | 1/2-1/2 | 83 | Open |
| 66 | 2025-05-27 | Titled Tue 27th May Late | chess.com INT | 8 | Marcin Sieciechowicz | Marco Materia | 0-1 | 16 | Open |
| 67 | 2025-05-27 | Titled Tue 27th May Late | chess.com INT | 7 | Austin Mei | Marcin Sieciechowicz | 0-1 | 63 | Open |
| 68 | 2025-05-27 | Titled Tue 27th May Late | chess.com INT | 6 | Marcin Sieciechowicz | Tanitoluwa Adewumi | 0-1 | 32 | Open |
| 69 | 2025-05-27 | Titled Tue 27th May Late | chess.com INT | 5 | Alexander Reprintsev | Marcin Sieciechowicz | 0-1 | 23 | Open |
| 70 | 2025-05-27 | Titled Tue 27th May Late | chess.com INT | 4 | Marcin Sieciechowicz | Jakhongir Vakhidov | 0-1 | 46 | Open |
| 71 | 2025-05-27 | Titled Tue 27th May Late | chess.com INT | 3 | Marcin Sieciechowicz | Marius Nicula | 1-0 | 35 | Open |
| 72 | 2025-05-27 | Titled Tue 27th May Late | chess.com INT | 2 | Angel Nathanael Montiel | Marcin Sieciechowicz | 1/2-1/2 | 48 | Open |
| 73 | 2025-05-27 | Titled Tue 27th May Late | chess.com INT | 1 | Marcin Sieciechowicz | Elnur Aliyev | 1-0 | 51 | Open |
| 74 | 2025-05-27 | Titled Tue 27th May Late | chess.com INT | 11 | Pawel Dudzinski | Marcin Sieciechowicz | 0-1 | 53 | Open |
| 75 | 2025-05-27 | Titled Tue 27th May Late | chess.com INT | 10 | Marcin Sieciechowicz | Vitor Hugo Vieira Ferreira | 1-0 | 62 | Open |
| 76 | 2025-05-20 | Titled Tue 20th May Late | chess.com INT | 6 | Marcin Sieciechowicz | Teoman Guney Ersoz | 0-1 | 40 | Open |
| 77 | 2025-05-20 | Titled Tue 20th May Late | chess.com INT | 5 | Jonathan Tayar | Marcin Sieciechowicz | 1/2-1/2 | 82 | Open |
| 78 | 2025-05-20 | Titled Tue 20th May Late | chess.com INT | 4 | Marcin Sieciechowicz | Antonio Naranjo Moreno | 0-1 | 34 | Open |
| 79 | 2025-05-20 | Titled Tue 20th May Late | chess.com INT | 3 | Marcin Sieciechowicz | Jeffery Xiong | 0-1 | 62 | Open |
| 80 | 2025-05-20 | Titled Tue 20th May Late | chess.com INT | 2 | Alexander Zlatin | Marcin Sieciechowicz | 0-1 | 66 | Open |
| 81 | 2025-05-20 | Titled Tue 20th May Late | chess.com INT | 1 | Marcin Sieciechowicz | Andres Iglesias Ferreira | 1-0 | 52 | Open |
| 82 | 2025-05-13 | Titled Tue 13th May Late | chess.com INT | 9 | Marcin Sieciechowicz | Veronika Shubenkova | 1-0 | 40 | Open |
| 83 | 2025-05-13 | Titled Tue 13th May Late | chess.com INT | 8 | Alireza Aghaei | Marcin Sieciechowicz | 0-1 | 31 | Open |
| 84 | 2025-05-13 | Titled Tue 13th May Late | chess.com INT | 7 | Babageldi Annaberdiyev | Marcin Sieciechowicz | 1-0 | 41 | Open |
| 85 | 2025-05-13 | Titled Tue 13th May Late | chess.com INT | 6 | Marcin Sieciechowicz | Konstantin Popov | 0-1 | 44 | Open |
| 86 | 2025-05-13 | Titled Tue 13th May Late | chess.com INT | 5 | Marcin Sieciechowicz | Levente Miszler | 1-0 | 25 | Open |
| 87 | 2025-05-13 | Titled Tue 13th May Late | chess.com INT | 4 | Mahdi Gholami Orimi | Marcin Sieciechowicz | 1-0 | 55 | Open |
| 88 | 2025-05-13 | Titled Tue 13th May Late | chess.com INT | 3 | Anton Demchenko | Marcin Sieciechowicz | 0-1 | 40 | Open |
| 89 | 2025-05-13 | Titled Tue 13th May Late | chess.com INT | 2 | Marcin Sieciechowicz | Parham Maghsoodloo | 1/2-1/2 | 87 | Open |
| 90 | 2025-05-13 | Titled Tue 13th May Late | chess.com INT | 1 | Marcin Sieciechowicz | Jesper Kjaergaard-Jensen | 1-0 | 67 | Open |
| 91 | 2025-05-13 | Titled Tue 13th May Late | chess.com INT | 11 | Marcin Sieciechowicz | Davide Cappai | 0-1 | 35 | Open |
| 92 | 2025-05-13 | Titled Tue 13th May Late | chess.com INT | 10 | Mehran Azamikia | Marcin Sieciechowicz | 1/2-1/2 | 45 | Open |
| 93 | 2025-04-15 | Titled Tue 15th Apr Late | chess.com INT | 2 | Attila Jr. Forgacs | Marcin Sieciechowicz | 1-0 | 29 | Open |
| 94 | 2025-04-15 | Titled Tue 15th Apr Late | chess.com INT | 1 | Marcin Sieciechowicz | Stanislav Kovalevsky | 0-1 | 32 | Open |
| 95 | 2025-03-18 | Titled Tue 18th Mar Late | chess.com INT | 4 | Guillermo Di Benedetto | Marcin Sieciechowicz | 1-0 | 18 | Open |
| 96 | 2025-03-18 | Titled Tue 18th Mar Late | chess.com INT | 3 | Marcin Sieciechowicz | Benjamin Bok | 0-1 | 34 | Open |
| 97 | 2025-03-18 | Titled Tue 18th Mar Late | chess.com INT | 2 | Rushan Bogaudinov | Marcin Sieciechowicz | 0-1 | 67 | Open |
| 98 | 2025-03-18 | Titled Tue 18th Mar Late | chess.com INT | 1 | Marcin Sieciechowicz | Petar Ratkovic | 1/2-1/2 | 33 | Open |
| 99 | 2025-02-04 | Titled Tue 4th Feb Late | chess.com INT | 7 | Matt Zavortink | Marcin Sieciechowicz | 1-0 | 43 | Open |
| 100 | 2025-02-04 | Titled Tue 4th Feb Late | chess.com INT | 6 | Marcin Sieciechowicz | Sargis A. Manukyan | 0-1 | 42 | Open |
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