Stadium: Court 1 Round: 54 Ground: Clay
| ITF M25 Ueberlingen | 2021/08/16 12:30 | William Ma v Jimmy Yang | 1-6,4-6 |
| ITF M25 Frankfurt am Main | 2021/08/09 10:35 | William Ma v Yan Sabanin | 3-6,3-6 |
| ITF M25 Wetzlar | 2021/08/02 14:35 | Benito Sanchez Martinez v William Ma | 6-3,1-6,11-9 |
| ITF M25 Kottingbrunn | 2021/07/18 07:30 | Benedikt Emesz v William Ma | 6-1,6-0 |
| UTR Pro Tennis Series Canberra | 2021/04/24 00:00 | Omar Jasika v William Ma | 6-3,5-2 |
| UTR Pro Tennis Series Canberra | 2021/04/21 01:30 | William Ma v Li Tu | 2-6,3-6 |
| UTR Pro Tennis Series Canberra | 2021/04/20 01:30 | William Ma v Arjun Mehrotra | 6-3,4-6,7-6 |
| UTR Pro Tennis Series Canberra | 2021/04/19 01:00 | James McCabe v William Ma | 6-3,6-3 |
| ITF M25 Trier | 2021/08/23 08:00 | Floris Podzimek v Amaury Raynel | 1-6,1-6 |
| ITF M15 Frederiksberg | 2021/08/04 07:55 | Amaury Raynel v Nikola Slavic | 6-2,4-6,4-6 |
| ITF M15 Frederiksberg | 2021/08/02 08:55 | Facundo Yunis v Amaury Raynel | 7-5,0-6,6-10 |
| ITF M25 Uriage | 2021/07/12 12:25 | Amaury Raynel v Gabriel Decamps | 6-3,3-6,8-10 |
| ITF M25 Uriage | 2021/07/12 07:00 | Florent Bax v Amaury Raynel | 3-6,1-6 |
| ITF M25 Uriage | 2021/07/11 09:30 | Inaki Cabrera Bello v Amaury Raynel | 2-6,1-6 |
| ITF M25 Marburg | 2021/07/06 15:25 | Amaury Raynel v Dominik Recek | 4-6,4-6 |
| ITF M25 Marburg | 2021/07/05 14:25 | Niels Visker v Amaury Raynel | 5-7,4-6 |