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FIDE ID 1130170 · born 1992 · last updated 10/5/2026
Search for the accounts Marcin Sieciechowicz plays online, then open one to see its openings and practice the lines.
FIDE standard
2378
FIDE rapid
2344
FIDE blitz
2336
540 tournament games found. The search uses the newest 50.
From The Week in Chess and Lichess broadcasts. Latest game: 10/17/2026.
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Search for Marcin Sieciechowicz's online accounts first. Then open one to see the openings it plays, move by move, and practice the positions.
Real tournament games of Marcin Sieciechowicz from public sources. Select a game to replay it on the board.
Latest 300 games
+146 =71 -83 · score 61% · 300 games
As White
+82 =28 -41 · score 64% · 151 games
As Black
+64 =43 -42 · score 57% · 149 games
Kozak,Adam(2529)
Sieciechowicz,M(2378)½-½
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Showing the latest 100 of 540 games on file. Use them to search for Marcin Sieciechowicz's online accounts.
As White
As Black
| Event | Games | Dates |
|---|---|---|
| Budapest 1 Week Oct GM-A | 9 | 2026-10-12 to 2026-10-17 |
| 2nd 3-0 Thu 17th Sep 2026 | 10 | 2026-09-17 |
| Polish Team Championship 2026 Division 1 (Drużynowe Mistrzostwa Polski - I Liga) | 9 | 2026-09-05 to 2026-09-13 |
| Titled Tue 25th Aug 2026 | 3 | 2026-08-25 |
| 24th Int. Chess Tournament Spilimbergo 2026 | 5 | 2026-08-10 to 2026-08-14 |
| 24th Spilimbergo Open | 5 | 2026-08-10 to 2026-08-14 |
| Adolf Anderssen Mem 2026 | 7 | 2026-08-01 |
| Adolf Anderssen Chess Festival 2026 - Rapid | 7 | 2026-08-01 |
| Warsaw Chess Festival 2026 | Najdorf Memorial | 3 | 2026-06-29 to 2026-07-01 |
| Najdorf Mem Open A 2026 | 5 | 2026-06-27 to 2026-07-01 |