Stadium: S+S Court Round: 54 Ground: Clay
| ITF M15 Rovinj | 2021/03/16 09:00 | Milan Welte v Federico Arnaboldi | 2-6,2-6 |
| ITF M15 Rovinj | 2021/03/15 11:30 | Sebastian Prechtel v Milan Welte | 6-1,4-6,1-10 |
| ITF M15 Rovinj | 2021/03/14 08:30 | Milan Welte v Tommaso Compagnucci | 6-3,6-1 |
| ITF M15 Sarreguemines | 2020/10/26 11:25 | Leopold Zima v Milan Welte | 7-6,6-4 |
| ITF M15 Sarreguemines | 2020/10/25 10:30 | Patrik Hartmeier v Milan Welte | 6-2,6-7,5-10 |
| Challenger Ismaning | 2020/10/17 09:00 | Tomas Martin Etcheverry v Milan Welte | 5-7,7-6,6-1 |
| ITF M15 Forbach | 2020/09/28 07:00 | Milan Welte v Samuel Brosset | 3-6,2-6 |
| ATP Hamburg | 2020/09/19 08:30 | Milan Welte v Jiri Vesely | 4-6,4-6 |
| ITF M15 Monastir | 2021/03/24 10:35 | Gilbert S K Junior v Raphael Collignon | 3-6,6-4,6-4 |
| ITF M15 Monastir | 2021/03/21 13:00 | Gauthier Onclin v Raphael Collignon | 6-1,6-1 |
| ITF M15 Monastir | 2021/03/20 14:15 | Igor Marcondes v Raphael Collignon | 6-1,6-7,4-6 |
| ITF M15 Monastir | 2021/03/19 08:00 | Raphael Collignon v Luca Giacomini | 6-2,6-4 |
| ITF M15 Monastir | 2021/03/18 10:00 | Christoph Negritu v Raphael Collignon | 6-7,4-6 |
| ITF M15 Monastir | 2021/03/16 10:15 | Leonardo Civita-Telles v Raphael Collignon | 1-6,5-7 |
| ITF M15 Monastir | 2021/02/17 11:40 | Alexander Erler v Raphael Collignon | 6-4,3-6,6-2 |
| ITF M15 Monastir | 2021/02/07 13:30 | Skander Mansouri v Raphael Collignon | 6-0,6-7,10-6 |