| UTR Pro Tennis Series Dallas | 2021/08/04 14:30 | Nico Mostardi v Top Nidunjianzan | 7-6,3-6,6-1 |
| UTR Pro Tennis Series Dallas | 2021/08/03 14:30 | Kyle Frankel v Top Nidunjianzan | 6-4,3-6,1-6 |
| UTR Pro Tennis Series Florida | 2021/06/09 13:16 | Huzaifa Abdul Rehman v Top Nidunjianzan | 6-1,3-0 |
| UTR Pro Tennis Series Florida | 2021/06/08 17:30 | Gavin Young v Top Nidunjianzan | 6-3,6-0 |
| UTR Pro Tennis Series Florida | 2021/06/05 18:00 | Top Nidunjianzan v William Mroz Mroz | 2-6,4-5 |
| UTR Pro Tennis Series Florida | 2021/06/04 13:30 | Top Nidunjianzan v Daniel Milavsky | 1-6,2-6 |
| UTR Pro Tennis Series Florida | 2021/06/02 13:00 | Top Nidunjianzan v Andres Martin | 0-6,5-7 |
| UTR Pro Tennis Series Florida | 2021/06/01 13:00 | Top Nidunjianzan v Ben Shelton | 2-6,5-7 |
| UTR Pro Tennis Series Dallas | 2021/08/03 14:30 | Nico Mostardi v Stefan Latinov | 6-2,3-6,1-6 |
| UTR Pro Tennis Series Dallas | 2021/08/02 15:00 | Stefan Latinov v Nicolas Acevedo | 4-6,4-5 |
| UTR Pro Tennis Series Beograd | 2021/07/11 10:00 | Michalis Sakellaridis v Stefan Latinov | 1-6,2-6 |
| UTR Pro Tennis Series Beograd | 2021/07/10 13:00 | Luka Todorovic v Stefan Latinov | 3-6,3-6 |
| UTR Pro Tennis Series Beograd | 2021/07/09 10:00 | Stefan Latinov v Yaraslav Shyla | 2-6,4-6 |
| UTR Pro Tennis Series Beograd | 2021/07/07 12:00 | Stefan Latinov v Viktor Jovic | 7-5,4-6,3-6 |
| UTR Pro Tennis Series Beograd | 2021/07/06 07:30 | Stefan Latinov v Aleksa Mardjonovic | 3-6,1-6 |
| UTR Pro Tennis Series Beograd | 2021/07/05 09:00 | Jean Thirouin v Stefan Latinov | 6-3,7-6 |