| UTR Pro Tennis Series Copenhagen | 2021/10/19 07:00 | Deni Zmak v Arslan Temirhanov | 7-5,6-4 |
| UTR Pro Tennis Series Copenhagen | 2021/10/18 11:30 | Deni Zmak v Maxim Landa | 6-0,5-1 |
| UTR Pro Tennis Series Zadar | 2021/10/03 09:30 | Deni Zmak v Alen Rogic-Hadzalic | 6-4,7-5 |
| UTR Pro Tennis Series Zadar | 2021/10/02 10:00 | Deni Zmak v Yanais Laurent | 5-4 |
| UTR Pro Tennis Series Zadar | 2021/10/01 09:30 | Deni Zmak v Michalis Sakellaridis | 6-2,7-5 |
| UTR Pro Tennis Series Zadar | 2021/09/30 12:00 | Deni Zmak v Ivan Denisov | 2-6,6-2,6-5 |
| UTR Pro Tennis Series Zadar | 2021/09/29 15:00 | Ivan Liutarevich v Deni Zmak | 4-6,6-4,6-6 |
| UTR Pro Tennis Series Zadar | 2021/09/28 11:00 | Maxim Krapivin v Deni Zmak | 2-6,2-5 |
| UTR Pro Tennis Series Copenhagen | 2021/10/19 08:30 | Maxim Landa v Jose Antonio Rodriguez Rodriguez | 4-6,7-6,6-6 |
| UTR Pro Tennis Series Mulheim | 2021/10/17 08:30 | Quin Verstegen v Jose Antonio Rodriguez Rodriguez | 6-3,6-4 |
| UTR Pro Tennis Series Mulheim | 2021/10/16 14:00 | Edison Ambarzumjan v Jose Antonio Rodriguez Rodriguez | 2-6,2-6 |
| UTR Pro Tennis Series Mulheim | 2021/10/15 10:00 | Jose Antonio Rodriguez Rodriguez v Finn Bischof | 4-6,7-6,2-6 |
| UTR Pro Tennis Series Mulheim | 2021/10/14 10:00 | Jose Antonio Rodriguez Rodriguez v Benjamin Hassan | 4-6,1-6 |
| UTR Pro Tennis Series Mulheim | 2021/10/13 07:00 | Melchior Delloye v Jose Antonio Rodriguez Rodriguez | 6-1,7-6 |
| UTR Pro Tennis Series Mulheim | 2021/10/12 10:00 | Sidane Pontjodikromo v Jose Antonio Rodriguez Rodriguez | 6-1,5-4 |
| UTR Pro Tennis Series Zadar | 2021/10/02 08:30 | Duje Kekez v Jose Antonio Rodriguez Rodriguez | 0-0 |