Andrii Diachek

Country

POL

Birth Year

2012

Gender

M

Title

FIDE Master

FIDE ID

34106499

FIDE ratings

2301

Classical

Published FIDE

2318

Rapid

Published FIDE

2353

Blitz

Published FIDE

Official classical ranks

World rank
#4055
National rank · POL
#162

Active players · Oct 2026 FIDE list ⓘ

Rating history

Highest recorded rating
2301 Oct 2026
Recorded years
2019–2026
Archived games
843

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: 2026-10-08 (UTC).

# Date Event Site Round White Black Result Moves View
301 2025-12-06 Semifinals ch-POL 2025 Poronin POL 8.8 Andrii Diachek Grzegorz Nasuta 1/2-1/2 29 Open
302 2025-12-05 Semifinals ch-POL 2025 Poronin POL 7.5 Andrii Diachek Damian Lewtak 0-1 37 Open
303 2025-12-04 Semifinals ch-POL 2025 Poronin POL 6.2 Lukasz Licznerski Andrii Diachek 1-0 53 Open
304 2025-12-03 Semifinals ch-POL 2025 Poronin POL 5.5 Andrii Diachek Antoni Kozak 1-0 33 Open
305 2025-12-02 Semifinals ch-POL 2025 Poronin POL 4.13 Andrii Diachek Wiktor Golis 1-0 50 Open
306 2025-12-01 Semifinals ch-POL 2025 Poronin POL 3.5 Wojciech Moranda Andrii Diachek 1-0 28 Open
307 2025-11-30 Semifinals ch-POL 2025 Poronin POL 2.12 Andrii Diachek Bartosz Przybylski 1-0 46 Open
308 2025-11-29 Semifinals ch-POL 2025 Poronin POL 1.27 Nikodem Mikula Andrii Diachek 0-1 31 Open
309 2025-11-11 Titled Tue 11th Nov 2025 chess.com INT 9 Andrii Diachek Michal Obrusnik 1-0 74 Open
310 2025-11-11 Titled Tue 11th Nov 2025 chess.com INT 8 Andrii Diachek Mikhail Kobalia 0-1 35 Open
311 2025-11-11 Titled Tue 11th Nov 2025 chess.com INT 7 Vadym Petrovskiy Andrii Diachek 1-0 90 Open
312 2025-11-11 Titled Tue 11th Nov 2025 chess.com INT 6 Andrii Diachek Milosz Szpar 1-0 52 Open
313 2025-11-11 Titled Tue 11th Nov 2025 chess.com INT 5 Andrii Diachek Paul Rohwer 1-0 72 Open
314 2025-11-11 Titled Tue 11th Nov 2025 chess.com INT 4 Ilan Schnaider Andrii Diachek 1-0 54 Open
315 2025-11-11 Titled Tue 11th Nov 2025 chess.com INT 3 Andrii Diachek A A C B Amarasinghe 1-0 35 Open
316 2025-11-11 Titled Tue 11th Nov 2025 chess.com INT 2 Marco Materia Andrii Diachek 1-0 27 Open
317 2025-11-11 Titled Tue 11th Nov 2025 chess.com INT 1 Harshill Pradeep Andrii Diachek 0-1 24 Open
318 2025-11-11 Titled Tue 11th Nov 2025 chess.com INT 11 Andrii Diachek Dmitriy Kushko 1-0 35 Open
319 2025-11-11 Titled Tue 11th Nov 2025 chess.com INT 10 Ryan Amburgy Andrii Diachek 1/2-1/2 52 Open
320 2025-10-21 4th Hvar Open 2025 Hvar CRO 2.3 Andrii Diachek Ante Saric 1/2-1/2 19 Open
321 2025-10-14 Titled Tue 14th Oct 2025 chess.com INT 9 Timothe Razafindratsima Andrii Diachek 0-1 40 Open
322 2025-10-14 Titled Tue 14th Oct 2025 chess.com INT 8 Daniel Garcia Ramos Andrii Diachek 0-1 92 Open
323 2025-10-14 Titled Tue 14th Oct 2025 chess.com INT 7 Andrii Diachek Epameinondas Kourousis 1-0 35 Open
324 2025-10-14 Titled Tue 14th Oct 2025 chess.com INT 6 Alexander Jasinski Andrii Diachek 0-1 33 Open
325 2025-10-14 Titled Tue 14th Oct 2025 chess.com INT 5 Viktor N. Parfenov Andrii Diachek 1-0 62 Open
326 2025-10-14 Titled Tue 14th Oct 2025 chess.com INT 4 Andrii Diachek Jose Carlos Ibarra Jerez 0-1 26 Open
327 2025-10-14 Titled Tue 14th Oct 2025 chess.com INT 3 Andrii Diachek Raphael Mayaud 1-0 30 Open
328 2025-10-14 Titled Tue 14th Oct 2025 chess.com INT 2 Benjamin Bok Andrii Diachek 1-0 39 Open
329 2025-10-14 Titled Tue 14th Oct 2025 chess.com INT 1 Andrii Diachek Arya G Mallar 1-0 40 Open
330 2025-10-14 Titled Tue 14th Oct 2025 chess.com INT 11 Andrii Diachek Vjacheslav Weetik 0-1 32 Open
331 2025-10-14 Titled Tue 14th Oct 2025 chess.com INT 10 Andrii Diachek Valentyn Hulka 0-1 58 Open
332 2025-10-07 Titled Tue 7th Oct 2025 chess.com INT 9 Andrii Diachek Abtin Atakhan 0-1 53 Open
333 2025-10-07 Titled Tue 7th Oct 2025 chess.com INT 8 Andrei Purygin Andrii Diachek 0-1 60 Open
334 2025-10-07 Titled Tue 7th Oct 2025 chess.com INT 7 Timothe Razafindratsima Andrii Diachek 1-0 36 Open
335 2025-10-07 Titled Tue 7th Oct 2025 chess.com INT 6 Andrii Diachek Arlan Mirzhanov 1-0 48 Open
336 2025-10-07 Titled Tue 7th Oct 2025 chess.com INT 5 Roberto Junio Brito Molina Andrii Diachek 1-0 48 Open
337 2025-10-07 Titled Tue 7th Oct 2025 chess.com INT 4 Sebastian J. Toro Cruz Andrii Diachek 0-1 57 Open
338 2025-10-07 Titled Tue 7th Oct 2025 chess.com INT 3 Andrii Diachek Vladimir Mikhailovsky 0-1 40 Open
339 2025-10-07 Titled Tue 7th Oct 2025 chess.com INT 2 Raphael Mayaud Andrii Diachek 0-1 79 Open
340 2025-10-07 Titled Tue 7th Oct 2025 chess.com INT 1 Andrii Diachek Daniel Levkov 1/2-1/2 59 Open
341 2025-10-07 Titled Tue 7th Oct 2025 chess.com INT 11 Andrii Diachek Maria Teresa Jimenez Salas 1-0 38 Open
342 2025-10-07 Titled Tue 7th Oct 2025 chess.com INT 10 Harold Wanyama Andrii Diachek 1-0 31 Open
343 2025-09-30 Titled Tue 30th Sep 2025 chess.com INT 9 Andrii Diachek Colin Federer 1-0 45 Open
344 2025-09-30 Titled Tue 30th Sep 2025 chess.com INT 8 Samdan Samdanov Andrii Diachek 1/2-1/2 72 Open
345 2025-09-30 Titled Tue 30th Sep 2025 chess.com INT 7 Andrii Diachek Alexander Devaev 1-0 31 Open
346 2025-09-30 Titled Tue 30th Sep 2025 chess.com INT 6 M. Amin Tabatabaei Andrii Diachek 1-0 71 Open
347 2025-09-30 Titled Tue 30th Sep 2025 chess.com INT 5 Andrii Diachek Mamikon Gharibyan 0-1 71 Open
348 2025-09-30 Titled Tue 30th Sep 2025 chess.com INT 4 Vugar Rasulov Andrii Diachek 0-1 40 Open
349 2025-09-30 Titled Tue 30th Sep 2025 chess.com INT 3 Andrii Diachek S. Badrinath 1-0 41 Open
350 2025-09-30 Titled Tue 30th Sep 2025 chess.com INT 2 Benjamin Bok Andrii Diachek 1-0 68 Open

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