Stadium: Court 6 Round: 14 Ground: Hardcourt outdoor
| ITF M15 Caloundra | 2022/07/23 23:50 | Romios, Matthew Christopher v Colin Sinclair | 7-6,4-6,2-6 |
| Zhangjiagang, China | 2023/09/01 03:00 | Ricardas Berankis v Colin Sinclair | 7-5,6-7,6-1 |
| Zhangjiagang, China | 2023/08/31 02:30 | Nam Hoang Ly v Colin Sinclair | 3-6,6-1,1-6 |
| Zhangjiagang, China | 2023/08/29 04:50 | Colin Sinclair v Kaichi Uchida | 6-3,3-6,6-4 |
| Zhangjiagang, China | 2023/08/28 07:50 | Colin Sinclair v Hanyi Liu | 6-1,3-6,6-7 |
| Zhangjiagang, China | 2023/08/27 07:10 | Colin Sinclair v Kalovelonis, Markos | 6-4,6-1 |
| Challenger Zhuhai | 2023/08/23 05:15 | Aliaksandr Liaonenka v Colin Sinclair | 7-6,6-3 |
| Challenger Zhuhai | 2023/08/22 03:25 | Colin Sinclair v Leo Borg | 6-3,6-2 |
| ITF M15 Caloundra | 2023/08/05 02:55 | Colin Sinclair v Luke Saville | 7-5,4-6,4-6 |
| Zhangjiagang, China | 2023/08/28 07:00 | Romios, Matthew Christopher v Leonid Sheyngezikht | 4-6,6-3,4-6 |
| Zhangjiagang, China | 2023/08/27 02:00 | Evgeny Karlovskiy v Romios, Matthew Christopher | 2-6,4-6 |
| Challenger Trieste | 2023/07/16 10:00 | Carlos Sanchez Jover v Romios, Matthew Christopher | 6-4,6-2 |
| Challenger Salzburg | 2023/07/09 10:00 | Maxime Chazal v Romios, Matthew Christopher | 6-4,6-2 |
| ITF M25 Poprad | 2023/06/23 08:00 | Romios, Matthew Christopher v Kodat, Toby Alex | 2-6,4-6 |
| ITF M25 Poprad | 2023/06/22 10:05 | Lukas Neumayer v Romios, Matthew Christopher | 6-4,1-6,6-7 |
| ITF M25 Poprad | 2023/06/20 08:00 | Romios, Matthew Christopher v Filip Apltauer | 7-6,6-2 |
| ITF M25 Jakarta | 2023/04/26 03:40 | Romios, Matthew Christopher v Rogers, Andrew | 5-7,6-2,6-7 |