| Eastern European Championship | 2020/12/28 14:15 | Duje Kekez v Petar Pjevcevic | 7-6,6-2 |
| UTR Pro Tennis Series Nis | 2021/10/04 12:15 | Ivan Denisov v Petar Pjevcevic | 6-7,6-2,0-5 |
| UTR Pro Tennis Series Zadar | 2021/10/02 08:30 | Admir Kalender v Petar Pjevcevic | 6-3,6-1 |
| UTR Pro Tennis Series Zadar | 2021/10/01 12:30 | Petar Pjevcevic v Filip Maric | 4-6,6-2,6-3 |
| UTR Pro Tennis Series Zadar | 2021/09/30 14:00 | Petar Pjevcevic v Lawrence Bataljin | 6-1,6-5 |
| UTR Pro Tennis Series Zadar | 2021/09/29 09:30 | Yanais Laurent v Petar Pjevcevic | 6-2,6-2 |
| UTR Pro Tennis Series Zadar | 2021/09/28 09:30 | Mile Matic v Petar Pjevcevic | 2-6,2-5 |
| ITF M15 Pirot | 2021/09/20 08:00 | Kristof Minarik v Petar Pjevcevic | 7-5,6-4 |
| ITF M15 Pirot | 2021/09/19 09:30 | Danilo Ilic v Petar Pjevcevic | 1-6,1-6 |
| UTR Pro Tennis Series Zadar | 2021/10/03 08:00 | Duje Kekez v Lawrence Bataljin | 6-1,5-1 |
| UTR Pro Tennis Series Zadar | 2021/10/02 08:30 | Duje Kekez v Jose Antonio Rodriguez Rodriguez | 0-0 |
| UTR Pro Tennis Series Zadar | 2021/09/30 09:30 | Duje Kekez v Drazen Petrovic | 3-6,4-5 |
| UTR Pro Tennis Series Zadar | 2021/09/29 08:00 | Duje Kekez v Christos Keisidis | 6-2,2-6,5-6 |
| UTR Pro Tennis Series Zadar | 2021/09/28 12:30 | Duje Kekez v Stefanos Sakellaridis | 7-6,6-3 |
| UTR Pro Tennis Series Zadar | 2021/09/27 11:30 | Duje Kekez v Janos Fekete | 3-6,5-6 |
| ITF M15 Ulcinj | 2021/09/22 09:25 | Duje Kekez v Felix Gill | 6-7,6-7 |
| ITF M15 Ulcinj | 2021/09/15 07:55 | Duje Kekez v Timo Legout | 4-6,4-6 |