Dublin playoff-1pl
Dublin 1865
| Date | Players | Type | Elo Average | Games | Rounds |
| Sep 26, 1865 | 2 | Match | 1 | 1 |
| Name | ELO | Points | ||
| Steinitz, William | 1.0 | |||
| MacDonnell, George Alcock | 0.0 | |||
Dublin playoff-1pl Games
| White | Black | Result | Round | Date | Opening | View |
| Steinitz, W | MacDonnell, G | 1-0  |
? | 1865 | C24 Bishop's opening, Berlin defence |   |