Stadium: A Round: 62 Ground: Clay
| 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 |
| Coupe Davis | 2016/03/06 08:00 | Vorster, Tucker v Diederich, Tom | 6-3,6-4 |
| ITF Portugal F1 | 2016/02/22 15:00 | Diederich, Tom v van Den Honert, Vincent | 4-6,5-7 |
| ITF Germany F6 | 2018/07/01 08:00 | Tholl, Christophe v Tholl, Robi | 6-3,6-3 |
| ITF Belgium F7 Qual | 2017/07/31 09:30 | Tholl, Robi v Boris Fassbender | 6-4,0-6,2-6 |
| ITF Belgium F7 Qual | 2017/07/30 13:55 | Gabriel P Tumasonis v Tholl, Robi | 6-4,5-7,3-6 |
| ITF Belgium F6 | 2017/07/22 11:00 | Tholl, Robi v Iamachkine, Pedro | 4-6,0-6 |
| ITF Belgium F6 | 2017/07/22 07:00 | Tholl, Robi v de Negri, Thibault | 6-3,6-1 |
| ITF Germany F8 Qual | 2017/07/16 08:00 | Tholl, Robi v Greven, Marvin | 2-6,4-6 |
| ITF Germany F7 | 2017/07/09 08:00 | Rastoder, Riad v Tholl, Robi | 2-6,1-6 |
| ITF Germany F7 | 2017/07/09 08:00 | Tholl, Robi v Varney, Jackson | 6-3,2-6,4-6 |