Stadium: Court 1 Round: 26 Ground: Clay
| ITF Germany F9 | 2018/07/24 13:55 | Dominik Boehler v Tim Heger | 6-4,4-6,6-2 |
| ITF Germany F7 | 2018/07/12 13:40 | Dominik Boehler v Niklas Schell | 5-7,3-6 |
| ITF Germany F7 | 2018/07/11 11:25 | Dominik Boehler v Karol Drzewiecki | 6-2,6-1 |
| ITF Germany F5 | 2018/06/28 11:00 | Dimitriy Voronin v Dominik Boehler | 6-4,6-2 |
| ITF Germany F5 | 2018/06/27 10:40 | Dominik Boehler v Joao Pedro Sorgi | 7-5,7-6 |
| ITF Germany F4 | 2018/06/23 12:55 | Dominik Boehler v Marvin Moeller | 0-6,6-3,3-6 |
| ITF Germany F4 | 2018/06/23 10:30 | Dominik Boehler v Marvin Moeller | 0-6,6-3,3-5 |
| ITF Germany F4 | 2018/06/21 08:30 | Dominik Boehler v Valentin Guenther | 6-4,6-4 |
| ITF Germany F9 | 2018/07/24 17:30 | George Botezan v Constantin Schmitz | 2-6,7-5,3-6 |
| ITF Germany F9 | 2018/07/23 10:00 | Christian Seraphim v Constantin Schmitz | 3-6,4-6 |
| ITF Germany F9 | 2018/07/22 08:00 | Constantin Schmitz v Tejas Chaukulkar | 6-3,6-1 |
| ITF USA F37 | 2017/11/14 16:00 | Constantin Schmitz v Nuno Borges | 1-6,7-6,2-6 |
| ITF USA F36 | 2016/11/13 16:00 | Constantin Schmitz v Gianni Mina | 6-4,1-6,0-6 |
| ITF USA F36 | 2016/11/12 19:00 | Constantin Schmitz v Rubin Statham | 6-3,2-6,7-6 |
| ITF USA F36 | 2016/11/11 16:00 | Maxime Chazal v Constantin Schmitz | 6-3,2-6,4-6 |
| ITF USA F36 | 2016/11/10 16:00 | Constantin Schmitz v Felix Auger Aliassime | 6-0,6-2 |