| Women’s World Matchplay 2023 | 2023/07/23 12:35 | Robyn Byrne v Rhian O'Sullivan | 4-3 |
| WDF World Championship Women 2022 | 2022/04/09 15:40 | Rhian O'Sullivan v Kirsty Hutchinson | 2-3 |
| WDF World Championship Women 2022 | 2022/04/08 14:55 | Rhian O'Sullivan v Maria O'Brien | 2-0 |
| WDF World Championship Women 2022 | 2022/04/04 18:50 | Corrine Hammond v Rhian O'Sullivan | 1-2 |
| WDF World Championship Women 2022 | 2022/04/02 13:30 | Paula Jacklin v Rhian O'Sullivan | 0-2 |
| BDO World Championship 2019 | 2018/06/01 19:00 | Anastasia Dobromyslova v Rhian O'Sullivan | 4-0 |
| WDF World Championship Women 2023 | 2023/12/03 19:00 | Suzanne Smith v Victoria Monaghan | 2-0 |
| WDF World Championship Women 2022 | 2022/04/02 21:00 | Suzanne Smith v Jo Clements | 1-2 |