Stadium: Court 2 North Round: 26 Ground: Hardcourt indoor
| ITF M15 Saarlouis | 2019/07/04 10:00 | Lucas Gerch v Bruno Santanna | 3-6,6-4,2-6 |
| ITF M15 Saarlouis | 2019/07/02 10:00 | Lucas Gerch v James Frawley | 6-2,6-1 |
| ITF M25 Arlon | 2019/06/25 13:20 | Botic Van De Zandschulp v Lucas Gerch | 6-1,6-0 |
| Challenger Bratislava | 2019/06/19 16:00 | Martin Klizan v Lucas Gerch | 6-4,7-5 |
| Challenger Bratislava | 2019/06/18 08:00 | Jiri Lehecka v Lucas Gerch | 4-6,4-6 |
| Challenger Bratislava | 2019/06/17 08:00 | Lucas Gerch v Danylo Kalenichenko | 6-4,6-2 |
| ITF M15 Kaltenkirchen | 2019/06/11 09:00 | Christian Lindell v Lucas Gerch | 6-1,6-1 |
| ITF M25 Most | 2019/05/30 08:00 | Colin Sinclair v Lucas Gerch | 6-2,5-7,6-3 |
| ITF M25 Tulsa | 2019/06/20 16:35 | Evan Zhu v Gijs Brouwer | 6-2,4-6,4-6 |
| ITF M25 Tulsa | 2019/06/18 18:50 | Evan Zhu v Grey Hamilton | 2-6,6-3,6-2 |
| ITF M25 Wichita | 2019/06/15 17:00 | Evan Zhu v Brandon Holt | 6-7,3-6 |
| ITF M25 Wichita | 2019/06/14 15:00 | Jacob Dunbar v Evan Zhu | 3-6,6-7 |
| ITF M25 Wichita | 2019/06/13 23:00 | Andrew Fenty v Evan Zhu | 6-3,3-6,2-6 |
| ITF M25 Wichita | 2019/06/12 23:00 | Stefan Latinov v Evan Zhu | 0-6,0-6 |
| ITF M15 Cancun | 2019/05/28 15:15 | Evan Zhu v Gage Brymer | 4-6,2-6 |
| ITF M15 Cancun | 2019/05/22 13:30 | Brandon Walkin v Evan Zhu | 7-6,6-2 |