3 games · 2015–2022 · 3 classical · 0 online
Halldorsson 21 draws0 Dadason
83.3% for Halldorsson
Openings between them
| E10 | Indian Defense: Anti-Nimzo-Indian | 3 | 83.3% |
All games
| Halldorsson, J2070 | 1-0 | Dadason, Gudmundur2097 | TCh-ISL Premier 2021-22 | 2022 |
| Halldorsson, J2162 | ½-½ | Dadason, Gudmundur2094 | TCh-ISL Div 1 2016-17 | 2016 |
| Halldorsson, J2158 | 1-0 | Dadason, Gudmundur2146 | TCh-ISL Div 1 2015-16 | 2015 |