Stadium: Court 17 Round: 62 Ground: Clay
| ITF Germany F11 | 2018/08/05 12:00 | Osni Junior v Marc Guardeno | 6-2,6-4 |
| ITF Germany F11 | 2018/08/05 10:00 | Adriano Quinti v Osni Junior | 3-6,0-6 |
| ITF Germany F10 | 2018/08/02 13:10 | Manuel Guinard v Osni Junior | 6-3,6-0 |
| ITF Germany F10 | 2018/08/01 11:45 | Osni Junior v Mike Loccisano | 6-4,5-7,6-4 |
| ITF Germany F10 Qual | 2018/07/30 12:00 | Nico Mertens v Osni Junior | 4-6,5-7 |
| ITF Germany F10 Qual | 2018/07/29 15:30 | Osni Junior v Leon Hoeveler | 6-2,7-6 |
| ITF Germany F10 Qual | 2018/07/29 08:00 | Osni Junior v Benedict Moerl | 6-2,4-6,6-2 |
| Challenger Rio De Janeiro Qual | 2017/11/18 14:15 | Fernando Romboli v Osni Junior | 4-6,7-5,6-3 |
| ITF Germany F11 | 2018/08/05 12:00 | Lorenzo Di Maro v Lucas Poullain | 4-6,3-6 |
| ITF Germany F11 | 2018/08/05 10:00 | Caspar Schuetze v Lucas Poullain | 1-6,0-6 |
| ITF Belgium F6 Qual | 2018/07/28 12:00 | Stefano Baldoni v Lucas Poullain | 7-5,2-6,6-3 |
| ITF France F15 | 2018/07/24 08:00 | Leny Mitjana v Lucas Poullain | 5-7,6-3,6-2 |
| ITF France F15 Qual | 2018/07/22 09:50 | Lucas Poullain v Baptiste Anselmo | 6-3,6-2 |
| ITF France F15 | 2018/07/21 10:45 | Lucas Poullain v Marc Algeri | 6-1,6-0 |
| ITF France F13 | 2018/07/09 08:00 | Lucas Poullain v Aslan Karatsev | 6-4,4-6,2-6 |
| ITF France F13 Qual | 2018/07/08 07:30 | Damien Lozano v Lucas Poullain | 1-6,6-7 |