| UTR Pro Easton | 2023/04/07 08:30 | Luke Simkiss v Hien Q H Pham | 6-3,6-4 |
| UTR Pro Easton | 2023/04/05 12:15 | Luke Simkiss v Richard Bloomfield | 4-6,5-7 |
| UTR Pro Easton | 2023/04/04 08:30 | Luke Simkiss v Ching Wah Wai | 6-3,7-5 |
| UTR Pro Easton | 2023/04/03 12:30 | Luke Simkiss v Stefan Cooper | 6-7,5-7 |
| UTR Pro Easton | 2023/04/02 07:00 | Luke Simkiss v Marshall Tutu | 4-6,2-6 |
| ITF M25 Sheffield | 2023/01/15 10:00 | Daniel Little v Luke Simkiss | 6-2,6-2 |
| ITF M25 Loughborough | 2023/01/08 10:00 | Patrick Brady v Luke Simkiss | 6-0,6-1 |
| ITF M25 Madrid | 2022/12/04 13:00 | Sergio Davila Godoy v Luke Simkiss | 2-6,6-4,10-4 |
| UTR Pro Easton | 2023/04/07 08:30 | Mattias Southcombe v Sahej Maker | 6-3,6-2 |
| UTR Pro Easton | 2023/04/06 11:30 | Ivan Denisov v Mattias Southcombe | 6-3,5-4 |
| UTR Pro Easton | 2023/04/05 08:30 | Kyle Rae v Mattias Southcombe | 6-2,6-3 |
| UTR Pro Easton | 2023/04/04 10:00 | Axel Bergdahl v Mattias Southcombe | 7-6,6-4 |
| UTR Pro Easton | 2023/04/02 10:30 | Louis Bowden v Mattias Southcombe | 6-3,5-3 |
| ITF M25 Sunderland | 2023/01/22 16:00 | Damian Rodriguez v Mattias Southcombe | 6-3,6-0 |
| ITF M25 Sheffield | 2023/01/16 11:15 | Tristan McCormick v Mattias Southcombe | 4-6,6-3,10-8 |
| ITF M25 Sheffield | 2023/01/15 13:20 | Mattias Southcombe v Matthew Summers | 6-3,6-3 |