Round: 62 Ground: Hardcourt outdoor
| ITF Portugal F20 | 2018/10/08 09:00 | Tomislav E Papac v Hans Albert Schubert | 6-2,6-3 |
| ITF Portugal F20 | 2018/10/07 10:30 | Henrique Brancal v Hans Albert Schubert | 1-6,6-4,3-6 |
| ITF Spain F20 Qual | 2018/07/21 08:30 | Sergio G Montesa v Hans Albert Schubert | 6-1,6-7,7-6 |
| ITF Spain F19 Qual | 2018/07/14 12:00 | Dan Dowson v Hans Albert Schubert | 6-1,6-2 |
| ITF Netherlands F3 | 2018/07/07 12:15 | Hans Albert Schubert v Pavle Daljev | 3-6,2-6 |
| ITF Netherlands F3 | 2018/07/07 07:30 | Hans Albert Schubert v Cheraag Bajwa | 7-5,6-4 |
| ITF Austria F1 | 2018/06/30 07:00 | Hans Albert Schubert v Samuel Puskar | 4-6,3-6 |
| ITF Spain F11 | 2018/05/13 12:00 | Hans Albert Schubert v Samy Grace | 6-7,6-7 |
| ITF Tunisia F35 | 2018/10/06 08:30 | Jakob Groener v Petros Tsitsipas | 7-6,7-5 |
| ITF Tunisia F34 | 2018/09/30 10:00 | Petros Tsitsipas v Matteo Arnaldi | 0-6,2-6 |
| ITF Tunisia F33 | 2018/09/24 09:00 | Petros Tsitsipas v Alban Meuffels | 0-6,2-6 |
| ITF Tunisia F33 | 2018/09/23 10:30 | Petros Tsitsipas v Adam Nagoudi | 6-0,6-3 |
| ITF Tunisia F32 | 2018/09/17 10:30 | Petros Tsitsipas v Alban Meuffels | 6-4,3-6,1-6 |
| ITF Tunisia F32 | 2018/09/16 10:00 | Petros Tsitsipas v Skander Ben Abdallah | 6-1,4-6,6-4 |
| ITF Tunisia F31 | 2018/09/12 10:35 | Petros Tsitsipas v Gabriel Petit | 1-6,2-6 |
| ITF Serbia F4 | 2018/08/26 07:00 | Petar Pjevcevic v Petros Tsitsipas | 6-3,5-7,6-0 |