Head to Head
| BDO World Championship 2019 | 2018/09/08 19:45 | Michael van Gerwen v William O'Connor | 1-6 |
| BDO World Championship 2019 | 2018/07/01 20:30 | Michael van Gerwen v William O'Connor | 8-2 |
Home History
| PDC World Championship | 2018/12/30 21:05 | Michael van Gerwen v Gary Anderson | 6-1 |
| PDC World Championship | 2018/12/29 20:45 | Michael van Gerwen v Ryan Joyce | 5-1 |
| PDC World Championship | 2018/12/27 22:10 | Michael van Gerwen v Adrian Lewis | 4-1 |
| PDC World Championship | 2018/12/22 21:45 | Michael van Gerwen v Max Hopp | 4-1 |
| PDC World Championship | 2018/12/15 21:40 | Michael van Gerwen v Alan Tabern | 3-1 |
| Players Championship Finals | 2018/11/25 21:30 | Daryl Gurney v Michael van Gerwen | 11-9 |
| Players Championship Finals | 2018/11/25 20:00 | Gary Anderson v Michael van Gerwen | 9-11 |
| Players Championship Finals | 2018/11/25 15:35 | Steve Lennon v Michael van Gerwen | 3-10 |
Away History
| PDC World Championship | 2018/12/22 19:15 | Ryan Searle v William O'Connor | 4-1 |
| PDC World Championship | 2018/12/19 19:15 | James Wilson v William O'Connor | 2-3 |
| PDC World Championship | 2018/12/16 13:30 | William O'Connor v Yordi Meeuwisse | 3-0 |
| BDO World Championship 2019 | 2018/10/26 14:45 | Max Hopp v William O'Connor | 6-1 |
| BDO World Championship 2019 | 2018/10/21 11:27 | Ted Evetts v William O'Connor | 4-0 |
| BDO World Championship 2019 | 2018/09/28 11:35 | William O'Connor v Jan Dekker | 5-4 |
| BDO World Championship 2019 | 2018/09/09 11:00 | William O'Connor v Ricky Evans | 2-6 |
| BDO World Championship 2019 | 2018/09/08 19:45 | Michael van Gerwen v William O'Connor | 1-6 |