Head to Head
| Players Championship 2023 | 2023/02/20 19:00 | Mark Allen v Joe O'Connor | 3-6 |
| 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
| German Masters 2024 | 2024/01/30 19:00 | Mark Allen v Louis Heathcote | 5-2 |
| German Masters Qualifiers 2024 | 2024/01/29 19:00 | Mark Allen v Manasawin Phetmalaikul | 5-4 |
| World Open Qualifiers 2024 | 2024/01/24 14:30 | Mark Allen v Andres Petrov | 5-1 |
| World Grand Prix 2024 | 2024/01/18 15:05 | Zhang Anda v Mark Allen | 4-2 |
| World Grand Prix 2024 | 2024/01/17 15:55 | Mark Allen v Jack Lisowski | 4-2 |
| The Masters 2024 | 2024/01/13 19:10 | Ali Carter v Mark Allen | 6-3 |
| The Masters 2024 | 2024/01/12 19:05 | Mark Selby v Mark Allen | 5-6 |
| The Masters 2024 | 2024/01/10 13:10 | Mark Allen v John Higgins | 6-5 |
Away History
| German Masters 2024 | 2024/01/29 19:00 | Stephen Maguire v Joe O'Connor | 3-5 |
| Welsh Open Qualifiers 2024 | 2024/01/27 13:00 | Joe O'Connor v Xu Si | 4-3 |
| World Open Qualifiers 2024 | 2024/01/22 14:30 | Joe O'Connor v Aaron Hill | 4-5 |
| German Masters Qualifiers 2024 | 2023/12/20 14:30 | Andy Hicks v Joe O'Connor | 2-5 |
| Scottish Open 2023 | 2023/12/14 16:00 | Gary Wilson v Joe O'Connor | 4-3 |
| Scottish Open 2023 | 2023/12/13 10:00 | Joe O'Connor v Scott Donaldson | 4-1 |
| Snooker Shoot-Out 2023 | 2023/12/09 13:15 | Michael White v Joe O'Connor | 1-0 |
| Snooker Shoot-Out 2023 | 2023/12/08 19:00 | Chris Wakelin v Joe O'Connor | 0-1 |