Stadium: Court 9 Round: 62 Ground: Clay
| ITF M25 Angers | 2019/04/22 13:15 | Alexander Weis v Louis Dussin | 6-3,6-2 |
| ITF M25 Reus | 2021/04/12 07:30 | Alexander Weis v Sean Cuenin | 2-6,6-4,10-3 |
| ITF M25 Reus | 2021/04/11 10:00 | Alexander Weis v Samuel M Arjona | 7-6,5-7,10-4 |
| ITF M15 Antalya | 2021/03/31 07:00 | Alexander Weis v Daniel Michalski | 4-6,0-6 |
| ITF M15 Antalya | 2021/03/24 08:30 | Alexander Weis v Dragos Nicolae Madaras | 4-6,6-2,3-6 |
| ITF M15 Antalya | 2021/03/17 09:35 | Matheus Pucinelli De Almeida v Alexander Weis | 6-1,6-1 |
| ITF M15 Antalya | 2021/03/11 06:50 | Miljan Zekic v Alexander Weis | 7-6,6-3 |
| ITF M15 Antalya | 2021/03/10 08:40 | Alexander Weis v Marsel Ilhan | 4-6,6-3,6-1 |
| ITF M15 Antalya | 2021/02/09 07:00 | Sebastian Gima v Alexander Weis | 2-6,6-3,10-7 |
| ITF M25 Reus | 2021/04/12 07:30 | Vladislav Ivanov v Louis Dussin | 3-6,0-6 |
| ITF M15 Poitiers | 2021/03/16 09:30 | Louis Dussin v Alexis Gautier | 3-6,2-6 |
| ITF M15 Poitiers | 2021/03/15 10:55 | Louis Dussin v Joffrey De Schepper | 6-1,6-3 |
| ITF M15 Poitiers | 2021/03/14 11:45 | Louis Dussin v Valentin Lapalu | 6-2,6-4 |
| ITF M25 Vale Do Lobo | 2021/03/12 14:00 | Kaichi Uchida v Louis Dussin | 6-0,7-6 |
| ITF M25 Vale Do Lobo | 2021/03/11 10:30 | Louis Dussin v Christopher Heyman | 0-6,6-4,7-6 |
| ITF M25 Vale Do Lobo | 2021/03/10 11:50 | Hugo Voljacques v Louis Dussin | 4-6,4-6 |
| ITF M25 Vale Do Lobo | 2021/03/09 09:55 | Louis Dussin v Edouard Villoslada | 6-2,6-1 |