| UTR Pro Tennis Series Zadar | 2021/09/30 08:00 | Kalender, Admir v Rogic Hadzalic, Alen | 2-6,6-4,5-6 |
| UTR Pro Tennis Series Zadar | 2021/09/29 12:00 | Borna Devald v Kalender, Admir | 5-7,6-2,1-5 |
| UTR Pro Tennis Series Zadar | 2021/09/28 08:00 | Myroslav Bondar v Kalender, Admir | 2-6,2-6 |
| ITF M15 Ulcinj | 2021/09/12 09:30 | Alexandre Aubriot v Kalender, Admir | 6-1,6-3 |
| ITF M15 Bad Waltersdorf | 2021/08/25 08:50 | Krainer, L. v Kalender, Admir | 6-4,3-6,6-2 |
| ITF M15 Bad Waltersdorf | 2021/08/23 13:00 | Kalender, Admir v Scott, Fletcher | 6-4,6-2 |
| ITF M15 Bad Waltersdorf | 2021/08/23 07:00 | Luigi Sorrentino v Kalender, Admir | 2-6,1-6 |
| ITF M15 Lodz | 2021/08/16 13:15 | Taiyo Yamanaka v Kalender, Admir | 3-6,7-6,10-7 |
| UTR Pro Tennis Series Zadar | 2021/09/30 08:00 | Borna Devald v Jose A R Rodriguez | 7-6,7-5 |
| UTR Pro Tennis Series Zadar | 2021/09/29 12:30 | Myroslav Bondar v Jose A R Rodriguez | 6-7,5-7 |
| UTR Pro Tennis Series Zadar | 2021/09/27 15:30 | Rogic Hadzalic, Alen v Jose A R Rodriguez | 7-5,5-3 |
| UTR Pro Tennis Series Mulheim | 2021/09/25 10:30 | Carretero, Pablo v Jose A R Rodriguez | 6-3,6-6 |
| UTR Pro Tennis Series Mulheim | 2021/09/25 07:00 | Jose A R Rodriguez v Broville, Maxence | 5-2 |
| UTR Pro Tennis Series Mulheim | 2021/09/24 11:00 | Jose A R Rodriguez v Lawrence Bataljin | 3-6,6-2,5-1 |
| UTR Pro Tennis Series Mulheim | 2021/09/23 08:00 | Jose A R Rodriguez v Guy Den Heijer | 6-7,2-5 |
| UTR Pro Tennis Series Mulheim | 2021/09/22 09:30 | Buvaysar Gadamauri v Jose A R Rodriguez | 6-1,5-1 |