Head to Head
| European Tour 11 2019 | 2019/09/08 14:05 | William O'Connor v Joe Cullen | 3-6 |
Home History
| European Tour 4 2020 | 2020/10/25 21:25 | Michael van Gerwen v Joe Cullen | 5-8 |
| European Tour 4 2020 | 2020/10/25 20:40 | Joe Cullen v Michael Smith | 7-3 |
| European Tour 4 2020 | 2020/10/25 19:00 | Ross Smith v Joe Cullen | 4-6 |
| European Tour 4 2020 | 2020/10/25 14:45 | Dave Chisnall v Joe Cullen | 1-6 |
| European Tour 4 2020 | 2020/10/24 12:30 | Joe Cullen v Robert Marijanovic | 6-1 |
| European Tour 3 2020 | 2020/10/18 12:00 | Darius Labanauskas v Joe Cullen | 6-2 |
| European Tour 3 2020 | 2020/10/17 14:00 | Joe Cullen v Kim Huybrechts | 6-3 |
| World Grand Prix 2020 | 2020/10/10 19:05 | Dave Chisnall v Joe Cullen | 3-2 |
Away History
| European Tour 3 2020 | 2020/10/17 20:00 | Nathan Aspinall v William O'Connor | 6-1 |
| European Tour 3 2020 | 2020/10/16 20:30 | Chris Dobey v William O'Connor | 3-6 |
| European Tour 2 2020 | 2020/09/26 14:25 | Rob Cross v William O'Connor | 6-3 |
| European Tour 2 2020 | 2020/09/25 11:30 | Daniel Larsson v William O'Connor | 1-6 |
| PDC Autumn Series 4 2020 | 2020/09/15 10:45 | Kim Huybrechts v William O'Connor | 2-6 |
| PDC Home Tour 2 2020 | 2020/09/09 16:35 | Ross Smith v William O'Connor | 5-1 |
| PDC Home Tour 2 2020 | 2020/09/09 15:30 | William O'Connor v Vincent van der Meer | 1-5 |
| PDC Home Tour 2 2020 | 2020/09/09 14:20 | Gabriel Clemens v William O'Connor | 5-1 |