| UTR Pro Tennis Series Florida | 2021/09/06 17:00 | Parth Aggarwal v Jacob Perkins | 6-1,5-3 |
| UTR Pro Tennis Series Florida | 2021/08/28 15:00 | Theo Winegar v Parth Aggarwal | 5-1 |
| UTR Pro Tennis Series Florida | 2021/08/27 15:00 | Parth Aggarwal v Mateo Barreiros Reyes | 6-7,2-6 |
| UTR Pro Tennis Series Florida | 2021/08/24 15:00 | Parth Aggarwal v Panta Herreros, Jorge Brian | 0-6,4-6 |
| UTR Pro Tennis Series Florida | 2021/08/23 12:00 | Kian Vakili v Parth Aggarwal | 6-4,5-3 |
| ITF M25 Champaign | 2021/07/26 15:00 | Parth Aggarwal v Eliot Spizzirri | 1-6,1-6 |
| ITF M15 Edwardsville | 2021/07/19 16:30 | Seelig, Kyle v Parth Aggarwal | 7-5,6-2 |
| ITF - M25 Wichita | 2021/06/07 15:00 | Chad Kissell v Parth Aggarwal | 6-3,6-4 |
| UTR Pro Tennis Series Florida | 2021/09/06 18:30 | Postolka, Roman v Dusty Boyer | 6-4,4-6,6-6 |
| Prostejov, Singles M-ITF-CZE-04A | 2021/08/15 10:00 | Dominique Graf v Postolka, Roman | 6-3,5-7,10-7 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/02 15:15 | Bachmaier, Philip v Postolka, Roman | 6-2,6-3 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/02 12:20 | Jan Jermar v Postolka, Roman | 2-6,0-6 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/01 17:05 | Postolka, Roman v Borkowski, Mikolaj | 6-1,6-0 |
| ITF M25 Kottingbrunn | 2021/07/18 07:30 | Postolka, Roman v Jakub Kroslak | 4-6,3-6 |
| ITF M25 Telfs | 2021/07/12 09:40 | Heger, Tim v Postolka, Roman | 7-5,6-3 |
| ITF M25 Most | 2021/05/24 09:00 | Postolka, Roman v Recek, Dominik | 3-6,7-6,6-10 |