Stadium: Court 2 Round: 44 Ground: Clay
| ITF Germany F8 Qual | 2018/07/15 12:30 | Diederich, Tom v Arthur Reymond | 3-6,1-6 |
| ITF Germany F8 Qual | 2018/07/15 08:30 | Diederich, Tom v Tholl, Robi | 6-4,6-2 |
| ITF Germany F6 | 2018/07/03 08:30 | Diederich, Tom v Boris Fassbender | 3-6,3-6 |
| ITF Germany F7 | 2017/07/11 13:20 | Benjamin Hassan v Diederich, Tom | 6-3,6-1 |
| ITF Germany F7 | 2017/07/10 10:30 | Diederich, Tom v Hoeveler, Leon | 5-7,6-2,6-0 |
| ITF Germany F7 | 2017/07/09 08:00 | Schwencke Lindqvist, Thomas v Diederich, Tom | 4-6,3-6 |
| ITF Germany F7 | 2017/07/09 08:00 | Beddow, Samuel v Diederich, Tom | 2-6,0-6 |
| ITF France F15 Qual | 2016/07/16 14:15 | Aranda, Juan v Diederich, Tom | 6-4,2-6,7-6 |
| ITF Belgium F4 | 2018/07/14 07:00 | Duquesne, Goran v Nickels, Christophe | 4-6,4-6 |
| ITF Belgium F3 Qual | 2018/06/30 07:30 | Georgii Kravchenko v Duquesne, Goran | 6-3,6-2 |
| ITF Belgium F1 Qual | 2018/06/16 08:00 | Duquesne, Goran v Barretto, Dominic | 6-7,6-2,1-6 |
| ITF Turkey F43 | 2017/11/11 06:45 | Duquesne, Goran v Khaledan, Shahin | 2-6,2-6 |
| ITF Turkey F42 | 2017/11/04 06:45 | Duquesne, Goran v Oliveira, Cristian | 1-6,1-6 |
| ITF Turkey F38 | 2017/10/07 07:00 | Duquesne, Goran v Dowson, Dan | 3-6,0-6 |
| ITF Turkey F37 | 2017/09/30 12:00 | Stefan Vujic v Duquesne, Goran | 6-3,6-4 |
| ITF Belgium F11 | 2017/08/27 10:00 | Guenther, Valentin v Duquesne, Goran | 6-1,6-0 |