Stadium: Court 9 Round: 62 Ground: Hardcourt outdoor
| ITF Greece F3 | 2018/03/11 08:00 | Van Terheijden, Tim v Kohl, Cristopher | 6-1,6-0 |
| ITF Greece F2 | 2018/03/07 10:00 | Van Terheijden, Tim v Gray, Jonathan | 6-7,0-6 |
| ITF Greece F2 | 2018/03/05 07:30 | Van Terheijden, Tim v Jacopo Berrettini | 6-3,3-6,6-2 |
| ITF Greece F2 | 2018/03/04 09:30 | Van Terheijden, Tim v Acevedo, Nicolas | 7-6,6-3 |
| ITF Greece F2 | 2018/03/03 07:30 | Van Terheijden, Tim v Remy Bertola | 7-6,6-0 |
| ITF Switzerland F2 Qual | 2018/02/10 11:00 | Burquier, Gregoire v Van Terheijden, Tim | 7-6,6-2 |
| ITF France F3 | 2018/01/23 15:10 | Viola, Matteo v Van Terheijden, Tim | 6-3,0-6,6-4 |
| ITF France F3 Qual | 2018/01/21 12:40 | Van Terheijden, Tim v Robert, Quentin | 6-2,0-6,7-6 |
| ITF Greece F3 | 2018/03/11 11:00 | Robert Strombachs v Feitt, Franco | 6-4,6-2 |
| ITF Greece F3 | 2018/03/10 10:00 | Robert Strombachs v Niculae, Vlad Cristian | 6-1,6-2 |
| ITF Greece F2 | 2018/03/03 07:30 | Robert Strombachs v Maruscak, Matej | 3-6,6-7 |
| ITF Germany F2 Qual | 2018/01/22 16:20 | Boehler, Dominik v Robert Strombachs | 6-3,6-4 |
| ITF Germany F2 Qual | 2018/01/22 09:00 | Robert Strombachs v van Den Berg, Bart | 6-2,6-2 |
| ITF Germany F2 Qual | 2018/01/21 11:00 | Hoeyeraal, Herman v Robert Strombachs | 2-6,6-4,5-7 |
| Czech Republic F11, Singles | 2017/11/22 13:30 | Robert Strombachs v Vit Kopriva | 3-6,1-6 |
| Czech Republic F11, Singles Qualifying | 2017/11/20 13:45 | Manda, Calin v Robert Strombachs | 2-6,4-6 |