Irish Open - Kval | 11/15 17:10 | - | Jack O’Brien v Heng Lin Ngan | L | 0-2 | |
Irish Open - Kval | 11/15 15:25 | - | Jack O’Brien v Harper Leigh | W | 2-0 | |
Irish Open - Kval | 11/15 11:20 | - | Ewen Stephen v Jack O’Brien | W | 0-2 | |
Others | 08/26 11:32 | - | Jack O’Brien v Jonas Petkus | D |
|
|
Irish Open - Kval | 11/13 16:30 | - | Yang Yang v Jack O’Brien | L | 2-0 | |
Irish Open - Kval | 11/13 10:00 | - | Arnav Patel v Jack O’Brien | W | 0-2 | |
Litauen - Int. - Kval | 06/06 08:20 | - | Brian Holtschke v Jack Joseph O'Brien | L | 2-0 | |
Latvia Int. Qual | 05/30 14:00 | - | Markus Barth v Jack Joseph O'Brien | L | 2-0 |