Stadium: Court 21 Round: 25 Ground: Hardcourt outdoor
| ITF M25 Hamburg | 2021/10/20 08:00 | Kai Wehnelt v Eriksson, Markus | 6-4,7-5 |
| ITF M25 Falun | 2021/09/28 14:30 | Antoine Escoffier v Eriksson, Markus | 6-1,7-5 |
| ITF M25 Jonkoping | 2021/09/20 11:05 | Valentin Royer v Eriksson, Markus | 6-7,6-4,7-6 |
| Challenger Banja Luka | 2021/09/05 09:00 | Jonathan Mridha v Eriksson, Markus | 6-3,6-2 |
| ITF M25 Poznan | 2021/08/25 13:10 | Roman Andres Burruchaga v Eriksson, Markus | 6-2,6-1 |
| ITF M15 Lodz | 2021/08/19 07:55 | Marek, Wojciech v Eriksson, Markus | 6-4,7-5 |
| ITF M15 Lodz | 2021/08/17 08:00 | Karlis Ozolins v Eriksson, Markus | 6-7,6-1,2-6 |
| ITF M15 Gdynia | 2021/08/11 08:00 | Daniel De Jonge v Eriksson, Markus | 6-4,6-1 |
| ITF M25 Portimao | 2021/10/26 10:55 | David Quayle v Ma, William | 6-3,6-2 |
| ITF M25 Portimao | 2021/10/25 09:00 | Filipe Paredes v Ma, William | 2-6,1-6 |
| ITF - M25 Quinta Do Lago | 2021/10/19 10:30 | Rousseau, Hillel v Ma, William | 3-6,6-3,10-2 |
| ITF - M25 Quinta Do Lago | 2021/10/18 09:00 | Vallejo Ferrer, Adria v Ma, William | 1-6,1-6 |
| ITF - M25 Quinta Do Lago | 2021/10/17 13:30 | Pedro D L R Bueno v Ma, William | 1-6,3-6 |
| ITF M25 Skopje | 2021/09/29 08:15 | Lorenzo Bocchi v Ma, William | 6-2,6-0 |
| ITF M25 Skopje | 2021/09/28 07:30 | Aristotelis Thanos v Ma, William | 6-4,6-1 |
| ITF M25 Skopje | 2021/09/27 09:45 | Ognjen Pavlovic v Ma, William | 4-6,2-6 |