Face à face
| World Grand Prix 2023 | 2023/01/18 20:55 | Mark Allen v Joe O'Connor | 4-3 |
| UK Championship 2021 | 2021/11/27 19:00 | Joe O'Connor v Mark Allen | 4-6 |
| Scottish Open 2020 | 2020/12/09 16:45 | Joe O'Connor v Mark Allen | 2-4 |
Home History
| Welsh Open 2023 | 2023/02/17 19:00 | Robert Milkins v Mark Allen | 5-1 |
| Welsh Open 2023 | 2023/02/16 21:10 | Luca Brecel v Mark Allen | 2-4 |
| Welsh Open 2023 | 2023/02/16 15:40 | Andy Hicks v Mark Allen | 1-4 |
| Welsh Open 2023 | 2023/02/15 10:00 | Mann, Mitchell v Mark Allen | 1-4 |
| Welsh Open Qualifiers 2023 | 2023/02/13 21:50 | Mark Allen v Alfie Burden | 4-1 |
| Snooker Shoot-Out 2023 | 2023/01/25 19:00 | Jack Lisowski v Mark Allen | 1-0 |
| World Grand Prix 2023 | 2023/01/22 19:00 | Mark Allen v Judd Trump | 10-9 |
| World Grand Prix 2023 | 2023/01/20 19:00 | Mark Allen v Noppon Saengkham | 6-1 |
Away History
| Welsh Open 2023 | 2023/02/17 19:00 | Joe O'Connor v Pang Junxu | 4-5 |
| Welsh Open 2023 | 2023/02/16 19:00 | Robbie Williams v Joe O'Connor | 0-4 |
| Welsh Open 2023 | 2023/02/15 19:05 | Stuart Carrington v Joe O'Connor | 0-4 |
| Welsh Open 2023 | 2023/02/14 13:00 | Graeme Dott v Joe O'Connor | 2-4 |
| German Masters 2023 | 2023/02/01 14:00 | Elliot Slessor v Joe O'Connor | 5-2 |
| Snooker Shoot-Out 2023 | 2023/01/25 15:25 | Joe O'Connor v Dylan Emery | 0-1 |
| World Grand Prix 2023 | 2023/01/18 20:55 | Mark Allen v Joe O'Connor | 4-3 |
| World Grand Prix 2023 | 2023/01/17 19:00 | Joe O'Connor v Lyu Haotian | 4-2 |