Stadium: Court 2 Round: 44 Ground: Hardcourt indoor
| ITF Great Britain F4 | 2018/09/09 11:30 | Schmitz, Constantin v Sizya Ernest Kivanda | 6-1,7-5 |
| ITF Germany F12 | 2018/08/15 12:00 | Schmitz, Constantin v Aleksandre Metreveli | 2-6,2-6 |
| ITF Germany F12 | 2018/08/13 14:00 | Bencic, Brian v Schmitz, Constantin | 1-6,4-6 |
| ITF Germany F12 | 2018/08/12 16:45 | Yvo Panak v Schmitz, Constantin | 1-6,3-6 |
| ITF Germany F12 | 2018/08/12 10:30 | Rehberg, Marvin v Schmitz, Constantin | 3-6,0-6 |
| ITF Germany F11 | 2018/08/09 11:40 | Jan Choinski v Schmitz, Constantin | 6-3,6-2 |
| ITF Germany F11 | 2018/08/07 09:00 | Schmitz, Constantin v Seifert, Stefan | 7-5,2-6,6-2 |
| ITF Germany F10 | 2018/08/02 13:00 | Schmitz, Constantin v Vanneste, Jeroen | 6-4,6-7,3-6 |
| ITF Great Britain F4 | 2018/09/09 11:30 | Michael Shaw v Ross, Jesse | 2-6,6-1,6-7 |
| ITF Italy F25 | 2018/08/26 11:20 | Rossi, Mattia v Ross, Jesse | 7-6,6-7,6-4 |
| ITF Italy F25 | 2018/08/25 16:10 | Metti, Tommaso v Ross, Jesse | 3-6,2-6 |
| ITF Italy F23 Qual | 2018/08/12 08:00 | Battaglino, Stefano v Ross, Jesse | 3-6,6-3,7-6 |
| ITF Austria F4 Qual | 2018/07/22 10:20 | Reznicek, Vladimír v Ross, Jesse | 6-4,6-0 |
| ITF Austria F4 Qual | 2018/07/21 10:00 | Pirolt, Pietro v Ross, Jesse | 6-4,4-6,3-6 |
| ITF France F13 Qual | 2018/07/08 14:00 | Valentin Vacherot v Ross, Jesse | 7-6,6-4 |
| ITF USA F8 Qual | 2018/03/17 17:00 | Bryde, Trent v Ross, Jesse | 6-2,6-2 |