2 games · 2015–2021 · 1 classical · 1 online
Hackner 20 draws0 Grieve
100.0% for Hackner
Openings between them
| A90 | Dutch Defense: Classical Variation | 1 | 100.0% |
| C11 | French Defense: Classical Variation, Shirov-Anand Variation | 1 | 100.0% |
All games
| Hackner, Oskar A2177 | 1-0 | Grieve, Harry2330 | 4NCL Online S4 Div1 Final | 2021 |
| Grieve, Harry1881 | 0-1 | Hackner, Oskar A2162 | 102nd ch-GBR 2015 | 2015 |