| UTR Pro Tennis Series - Florida | 2021/08/27 12:00 | Henry Lieberman v Top Nidunjianzan | 6-3,7-6 |
| UTR Pro Tennis Series - Dallas | 2021/08/10 16:00 | Hunter Harrison v Top Nidunjianzan | 6-4,1-0 |
| UTR Pro Tennis Series - Dallas | 2021/08/09 20:52 | Joao Ceolin v Top Nidunjianzan | 1-6,7-6,3-6 |
| UTR Pro Tennis Series - Dallas | 2021/08/09 13:00 | Top Nidunjianzan v Lawrence Sciglitano | 4-6,3-2 |
| UTR Pro Tennis Series - Dallas | 2021/08/08 13:00 | Elijah Poritzky v Top Nidunjianzan | 6-1,5-7,3-6 |
| UTR Pro Tennis Series - Dallas | 2021/08/06 16:00 | Top Nidunjianzan v Nicolas Acevedo | 1-6,6-2,6-1 |
| UTR Pro Tennis Series - Dallas | 2021/08/05 16:00 | Top Nidunjianzan v Stefan Latinov | 4-6,2-5 |
| 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 - Florida | 2021/06/13 12:00 | Chen Dong v Jorge Cavero | 3-6,4-5 |
| UTR Pro Tennis Series - Florida | 2021/06/12 13:45 | Isaac Nortey v Jorge Cavero | 3-6,1-6 |
| UTR Pro Tennis Series - Florida | 2021/06/11 13:00 | Jorge Cavero v Andres Martin | 3-6,6-1,2-5 |
| UTR Pro Tennis Series - Florida | 2021/06/10 17:30 | Jorge Cavero v Ivan Yatsuk | 6-7,4-5 |