| UTR Pro - Winston-Salem | 2023/11/26 20:00 | Nikola Parichkov v Harry Thursfield | 2-6,4-6 |
| UTR Pro - Texas | 2023/11/15 19:16 | Nikola Parichkov v Jordi Domenech Castillo | 6-2,2-6,4-6 |
| UTR Pro - Texas | 2023/11/14 17:00 | Nikola Parichkov v Leo Raquin | 2-6,0-6 |
| UTR Pro - Texas | 2023/11/12 19:00 | Jordi Domenech Castillo v Nikola Parichkov | 6-3,6-2 |
| UTR Pro - Texas | 2023/10/14 19:22 | Grant Lothringer v Nikola Parichkov | 6-0,1-0 |
| UTR Pro - Texas | 2023/10/12 20:30 | Nikola Parichkov v Matthis Ross | 7-6,0-6,4-6 |
| UTR Pro - Texas | 2023/10/11 22:00 | Nikola Parichkov v Ritesh Patil | 4-6,5-6 |
| UTR Pro - Texas | 2023/10/10 20:30 | Nikola Parichkov v Rafael A. Coutinho | 3-6,3-6 |
| UTR Pro - Florida | 2023/10/05 17:00 | Kurt Miller v Nicholas Mangiapane | 6-3,6-1 |
| UTR Pro - Florida | 2023/10/04 16:30 | Mathis Bondaz v Nicholas Mangiapane | 6-2,6-4 |
| UTR Pro - Florida | 2023/10/03 18:32 | Tanner Povey v Nicholas Mangiapane | 1-6,6-4,4-6 |
| UTR Pro - Florida | 2023/10/01 21:30 | Nicholas Mangiapane v Ignasi Forcano | 3-6,2-6 |
| UTR Pro - Knoxville | 2023/09/02 13:00 | Nicholas Mangiapane v Juan Lugo | 6-4,2-6,6-4 |
| UTR Pro - Knoxville | 2023/09/01 17:10 | Nicholas Mangiapane v Carter Pate | 6-2,6-3 |
| UTR Pro - Knoxville | 2023/08/31 16:30 | Dimitri Badra v Nicholas Mangiapane | 6-3,6-3 |
| UTR Pro - Knoxville | 2023/08/30 21:42 | Filip Pieczonka v Nicholas Mangiapane | 6-2,6-3 |