Head to Head
| European Tour 4 2023 | 2023/04/10 19:40 | Nathan Aspinall v Joe Cullen | 7-5 |
| UK Open 2023 | 2023/03/04 19:10 | Nathan Aspinall v Joe Cullen | 10-2 |
| European Tour 1 2022 | 2022/02/27 12:00 | Joe Cullen v Nathan Aspinall | 3-6 |
| European Tour 2 2021 | 2021/09/26 14:30 | Joe Cullen v Nathan Aspinall | 4-6 |
| Players Championship 1 2021 | 2021/02/25 19:00 | Nathan Aspinall v Joe Cullen | 4-7 |
| PDC Autumn Series 2 2020 | 2020/09/13 14:55 | Joe Cullen v Nathan Aspinall | 7-6 |
| PDC Home Tour 2020 | 2020/06/04 20:55 | Nathan Aspinall v Joe Cullen | 6-5 |
| German Darts Championship 2019 | 2019/03/30 18:45 | Joe Cullen v Nathan Aspinall | 6-4 |