Stadium: Court 4 Round: 54 Ground: Hardcourt indoor
| ITF M25 Marburg | 2021/07/05 12:25 | Jing L Weng v Raphael Collignon | 2-6,6-3,8-10 |
| ITF M25 The Hague | 2021/06/27 08:00 | Guy Den Heijer v Jing L Weng | 6-3,6-4 |
| ITF M15 Antalya | 2021/05/09 07:00 | Jing L Weng v Mark Tryakshin | 2-6,5-7 |
| ITF M15 Antalya | 2021/05/02 06:00 | Vladislav Melnic v Jing L Weng | 6-4,6-0 |
| ITF M25 Meerbusch | 2021/04/12 09:30 | David Pichler v Jing L Weng | 6-2,6-1 |
| ITF M25 Meerbusch | 2021/04/11 12:45 | Jing L Weng v Amer Naow | 6-4,7-5 |
| ITF M15 Sharm El Sheikh | 2021/03/10 11:20 | Jing L Weng v Lukas Krainer | 2-6,1-6 |
| ITF M15 Sharm El Sheikh | 2021/02/28 11:00 | Jing L Weng v Lukas Krainer | 0-6,3-6 |
| ITF M25 Montauban | 2021/06/21 08:25 | Hugo Pontico v Lilian Breut | 7-5,6-1 |
| ITF M25 Grasse | 2021/06/14 11:40 | Jurgen Briand v Lilian Breut | 6-3,6-2 |
| ITF M25 Grasse | 2021/06/13 14:55 | Dylan Andrianaly v Lilian Breut | 2-6,2-6 |
| ITF M25 Kiseljak | 2021/05/26 08:00 | Lilian Breut v Aldin Setkic | 3-6,3-6 |
| ITF M25 Kiseljak | 2021/05/25 10:20 | Nicolas Zanellato v Lilian Breut | 6-4,3-6,8-10 |
| ITF M25 Kiseljak | 2021/05/24 12:15 | Lilian Breut v Flemming Peters | 2-6,6-3,10-7 |
| ITF M25 Kiseljak | 2021/05/23 10:45 | Lilian Breut v Joel Vincent Link | 6-0,6-1 |
| ITF M15 Brcko | 2021/05/18 08:15 | Nicolas Zanellato v Lilian Breut | 6-4,6-4 |