| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 601. H Bharathakoti vs V Onyshchuk |
| 1-0 | 56 | 2021 | World Rapid Championship | A41 Queen's Pawn Game (with ...d6) |
| 602. V Onyshchuk vs M Demidov |
| ½-½ | 93 | 2021 | World Rapid Championship | A07 King's Indian Attack |
| 603. V Onyshchuk vs M Bartel |
| 1-0 | 29 | 2021 | World Rapid Championship | C00 French Defense |
| 604. E Najer vs V Onyshchuk |
| ½-½ | 71 | 2021 | World Rapid Championship | A00 Uncommon Opening |
| 605. V Onyshchuk vs K Shevchenko |
| ½-½ | 48 | 2021 | World Rapid Championship | A07 King's Indian Attack |
| 606. Indjic vs V Onyshchuk |
| 0-1 | 39 | 2021 | World Rapid Championship | E62 King's Indian, Fianchetto |
| 607. V Onyshchuk vs M Chigaev |
| ½-½ | 52 | 2021 | World Rapid Championship | B90 Sicilian, Najdorf |
| 608. G Mitrabha vs V Onyshchuk |
| 1-0 | 45 | 2021 | World Rapid Championship | E62 King's Indian, Fianchetto |
| 609. V Onyshchuk vs E Ghaem Maghami |
| 1-0 | 46 | 2021 | World Rapid Championship | B40 Sicilian |
| 610. Niemann vs V Onyshchuk |
| 0-1 | 38 | 2021 | World Rapid Championship | A00 Uncommon Opening |
| 611. V Onyshchuk vs Mamedyarov |
| 0-1 | 39 | 2021 | World Rapid Championship | C80 Ruy Lopez, Open |
| 612. L Moroni Jr vs V Onyshchuk |
| 0-1 | 41 | 2021 | World Blitz Championship | A42 Modern Defense, Averbakh System |
| 613. V Onyshchuk vs L van Foreest |
| 0-1 | 53 | 2021 | World Blitz Championship | B28 Sicilian, O'Kelly Variation |
| 614. R Jumabayev vs V Onyshchuk |
| 1-0 | 43 | 2021 | World Blitz Championship | E62 King's Indian, Fianchetto |
| 615. V Onyshchuk vs A Suleymanli |
| 1-0 | 46 | 2021 | World Blitz Championship | B18 Caro-Kann, Classical |
| 616. I Schneider vs V Onyshchuk |
| 1-0 | 39 | 2021 | World Blitz Championship | B08 Pirc, Classical |
| 617. V Onyshchuk vs D Gukesh |
| 1-0 | 41 | 2021 | World Blitz Championship | B31 Sicilian, Rossolimo Variation |
| 618. V Murzin vs V Onyshchuk |
| 0-1 | 67 | 2021 | World Blitz Championship | B06 Robatsch |
| 619. V Onyshchuk vs M Tazbir |
| 1-0 | 62 | 2021 | World Blitz Championship | B90 Sicilian, Najdorf |
| 620. H Bharathakoti vs V Onyshchuk |
| 0-1 | 46 | 2021 | World Blitz Championship | A04 Reti Opening |
| 621. V Onyshchuk vs Nakamura |
| 0-1 | 37 | 2021 | World Blitz Championship | C53 Giuoco Piano |
| 622. G Oparin vs V Onyshchuk |
| 1-0 | 40 | 2021 | World Blitz Championship | A04 Reti Opening |
| 623. V Onyshchuk vs R Sadhwani |
| 1-0 | 63 | 2021 | World Blitz Championship | C50 Giuoco Piano |
| 624. M Kobalia vs V Onyshchuk |
| 0-1 | 55 | 2021 | World Blitz Championship | A00 Uncommon Opening |
| 625. V Onyshchuk vs T L Petrosian |
| 1-0 | 57 | 2021 | World Blitz Championship | B09 Pirc, Austrian Attack |
Kibitzing
