| UTR Pro Tennis Series Mulheim | 2021/07/29 10:00 | Francesco Vilardo v Hazem Naw | 6-2,6-1 |
| UTR Pro Tennis Series Mulheim | 2021/07/28 11:00 | Jim Hendrikx v Francesco Vilardo | 6-7,3-6 |
| UTR Pro Tennis Series Mulheim | 2021/07/27 08:00 | Stefan Peter Hampe v Francesco Vilardo | 2-6,4-6 |
| ITF M15 Monastir | 2021/07/07 13:10 | Kody Pearson v Francesco Vilardo | 6-3,6-1 |
| ITF M15 Bergamo | 2021/06/24 13:25 | Francesco Vilardo v Federico Arnaboldi | 1-6,0-6 |
| ITF M15 Bergamo | 2021/06/23 14:50 | Julian Ocleppo v Francesco Vilardo | 3-6,5-7 |
| ITF M15 Bergamo | 2021/06/22 07:30 | Jaimee Floyd Angele v Francesco Vilardo | 6-7,6-3,7-10 |
| ITF M15 Bergamo | 2021/06/21 12:00 | Andrea Guerrieri v Francesco Vilardo | 6-7,6-2,10-12 |
| UTR Pro Tennis Series Mulheim | 2021/07/29 08:30 | Jim Hendrikx v Alexander Hoogmartens | 4-6,3-6 |
| UTR Pro Tennis Series Mulheim | 2021/07/28 12:30 | Stefan Peter Hampe v Alexander Hoogmartens | 2-6,1-6 |
| UTR Pro Tennis Series Mulheim | 2021/07/26 08:00 | Hazem Naw v Alexander Hoogmartens | 6-4,5-4 |
| ITF M15 Gaiba | 2021/06/09 16:15 | Alexander Hoogmartens v Federico Bertuccioli | 7-6,2-6,4-6 |
| ITF M15 Antalya | 2021/03/17 09:55 | Miljan Zekic v Alexander Hoogmartens | 5-7,7-5,6-2 |
| ITF M15 Antalya | 2021/03/10 08:40 | Emiliano Maggioli v Alexander Hoogmartens | 7-6,6-3 |
| ITF M15 Manacor | 2021/01/10 12:30 | Alexander Hoogmartens v Alberto Barroso Campos | 0-6,2-6 |
| ITF M15 Antalya | 2021/01/07 08:40 | Alexander Hoogmartens v Stefanos Sakellaridis | 5-7,3-6 |