88 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Onopriienko, Mariia | Parysek, Lechoslaw | 1/2-1/2 | A40 | Memoria? Adolfa Anderssena - OPEN C | 2026-08-07 |
| Onopriienko, Mariia | Daniluk, Jakub | 0-1 | E12 | Memoria? Adolfa Anderssena - OPEN C | 2026-08-06 |
| Onopriienko, Mariia | Soliwoda, Zygmunt | 1/2-1/2 | D26 | Memoria? Adolfa Anderssena 2026 | 2026-08-01 |
| Onopriienko, Mariia | Czernecki, Ksawery | 0-1 | A40 | Memoria? Adolfa Anderssena 2026 | 2026-08-01 |
| Onopriienko, Mariia | Pietraszko, Jakub | 0-1 | A46 | Memoria? Adolfa Anderssena 2026 | 2026-08-01 |
| Onopriienko, Mariia | Kwiatkowska, Weronika | 0-1 | D55 | Blitz D10 | 2026-07-13 |
| Onopriienko, Mariia | Malaczynska, Dalia | 1-0 | E11 | Blitz D10 | 2026-07-13 |
| Onopriienko, Mariia | Ponikowska, Aleksandra | 1-0 | D02 | Blitz D10 | 2026-07-13 |
| Onopriienko, Mariia | Trzcinska, Wiktoria | 1-0 | D02 | Blitz D10 | 2026-07-13 |
| Onopriienko, Mariia | Rozek, Sylwia | 1-0 | D38 | Rapid D10 | 2026-07-12 |
| Onopriienko, Mariia | Psarska, Zofia | 1-0 | D02 | Rapid D10 | 2026-07-12 |
| Onopriienko, Mariia | Kwiatkowska, Kinga | 1-0 | D02 | Rapid D10 | 2026-07-11 |
| Onopriienko, Mariia | Bos, Nina | 0-1 | D28 | Rapid D10 | 2026-07-10 |
| Onopriienko, Mariia | Pienio, Milena | 1/2-1/2 | D41 | Rapid D10 | 2026-07-10 |
| Onopriienko, Mariia | Bos, Nina | 1-0 | D02 | Blitz D10 | 2026-07-10 |
| Onopriienko, Mariia | Dutcovici, Sabina-Teodora | * | A45 | Blitz Girls 10 | 2026-07-09 |
| Onopriienko, Mariia | Lavrynenko, Olena | 1/2-1/2 | D11 | Blitz Girls 10 | 2026-07-09 |
| Onopriienko, Mariia | Bartosova, Emma | 1-0 | D47 | Blitz Girls 10 | 2026-07-09 |
| Onopriienko, Mariia | Bos, Nina | 0-1 | D26 | Blitz Girls 10 | 2026-07-09 |
| Onopriienko, Mariia | Classen, Meara | 1-0 | E11 | Blitz Girls 10 | 2026-07-09 |
| Onopriienko, Mariia | Malaczynska, Dalia | 0-1 | E11 | Blitz Girls 10 | 2026-07-09 |
| Onopriienko, Mariia | Cholewa, Maja | 1/2-1/2 | E60 | Blitz Girls 10 | 2026-07-09 |
| Onopriienko, Mariia | Ilku, Bodza | 0-1 | D37 | Blitz Girls 10 | 2026-07-09 |
| Onopriienko, Mariia | Cholewa, Maja | 1-0 | E60 | Rapid Girls 10 | 2026-07-08 |
| Onopriienko, Mariia | Szaroszyk, Ida | 0-1 | E12 | Rapid Girls 10 | 2026-07-07 |
| Onopriienko, Mariia | Pienio, Milena | 0-1 | D41 | Rapid Girls 10 | 2026-07-07 |
| Onopriienko, Mariia | Pienio, Milena | 1/2-1/2 | E10 | IV Dolnoslaska Liga Juniorow 2026 | 2026-03-22 |
| Onopriienko, Mariia | Nagly, Aleksandra | 0-1 | E12 | IV Dolnoslaska Liga Juniorow 2026 | 2026-03-22 |
| Onopriienko, Mariia | Trendel, Julia | 1-0 | D12 | IV Dolnoslaska Liga Juniorow 2026 | 2026-03-21 |
| Onopriienko, Mariia | Przygodzka, Emilia | 0-1 | A80 | IV Dolnoslaska Liga Juniorow 2026 | 2026-03-21 |
| Onopriienko, Mariia | Witczak, Kamil | 0-1 | E60 | Memorial Adolfa Anderssena 2025 | |
| Onopriienko, Mariia | Sikora, Szymon | 1-0 | D37 | Memorial Adolfa Anderssena 2025 | |
| Onopriienko, Mariia | Solecki, Marek | 0-1 | A43 | Memorial Adolfa Anderssena 2025 | |
| Onopriienko, Mariia | Zarczuk, Michal | 0-1 | D02 | Memorial Adolfa Anderssena 2025 | |
| Onopriienko, Mariia | Milczarek, Pawel | 0-1 | D37 | Memorial Adolfa Anderssena 2025 | |
| Onopriienko, Mariia | Karas, Kacper | 1-0 | A04 | Round 3: Onopriienko, Mariia - Karas, Kacper | |
| Onopriienko, Mariia | Szczurek, Julia | 0-1 | D41 | D10 | |
| Onopriienko, Mariia | Karcz, Aleksandra | 1/2-1/2 | D15 | D10 | |
| Onopriienko, Mariia | Rozek, Sylwia | 1-0 | D92 | D10 | |
| Onopriienko, Mariia | Czerwinska, Kamila | 1-0 | D02 | D10b | |
| Onopriienko, Mariia | Pienio, Milena | 1-0 | E10 | D10b | |
| Onopriienko, Mariia | Pawlowska, Kamila | 1-0 | D02 | D10b | |
| Onopriienko, Mariia | Grzeszczyk, Laura | 0-1 | D37 | D10b | |
| Onopriienko, Mariia | Switalska, Sandra | 1-0 | D41 | D10b | |
| Onopriienko, Mariia | Plocharczyk, Emilia | 1-0 | E60 | D10b |