Stadium: Court 4 Round: 26 Ground: Clay
| ITF M25 Most | 2019/05/29 10:05 | Colin Sinclair v Jiri Lehecka | 6-3,6-2 |
| ITF M25 Jablonec Nad Nisou | 2019/05/23 12:15 | Lukas Klein v Colin Sinclair | 6-3,6-3 |
| ITF M25 Jablonec Nad Nisou | 2019/05/23 08:00 | Colin Sinclair v Netuschil, Marvin | 6-3,7-6 |
| ITF M15 Prague | 2019/05/14 08:00 | Paroulek, Tadeas v Colin Sinclair | 6-3,6-2 |
| ITF M15 Troisdorf | 2019/05/07 11:25 | Veldheer, Mick v Colin Sinclair | 6-7,6-3,6-2 |
| Zhangjiagang, China | 2019/03/18 02:00 | Colin Sinclair v Fajing Sun | 4-6,2-6 |
| Challenger - Shenzhen | 2019/03/12 04:20 | Lopez Perez v Colin Sinclair | 6-2,6-4 |
| Challenger - Shenzhen | 2019/03/11 02:00 | Colin Sinclair v Zhou, Xinmu | 6-2,6-4 |
| ITF M25 Most | 2019/05/28 14:20 | Silhavy, Jan v Lucas Gerch | 1-6,0-6 |
| ITF M25 Jablonec Nad Nisou | 2019/05/23 14:00 | Evan Furness v Lucas Gerch | 7-6,6-4 |
| ITF M25 Jablonec Nad Nisou | 2019/05/23 10:15 | Reboul, Fabien v Lucas Gerch | 3-6,1-6 |
| ITF M15 Troisdorf | 2019/05/08 10:30 | Lucas Gerch v Oscar Jose Gutierrez | 3-6,2-6 |
| ITF M15 Troisdorf | 2019/05/07 11:00 | Lucas Gerch v Link, Joel Vincent | 6-2,6-2 |
| Shymkent, Singles Qualifying M-ITF-KAZ-03A | 2019/04/19 09:30 | Lucas Gerch v Alexander Vasilenko | 3-6,1-6 |
| Shymkent, Singles Qualifying M-ITF-KAZ-03A | 2019/04/11 05:00 | Lucas Gerch v Golubev, Andrey | 6-3,3-6,4-6 |
| Shymkent, Singles Qualifying M-ITF-KAZ-03A | 2019/04/10 12:40 | Lucas Gerch v Minin, Matvey | 3-6,6-4,6-4 |