| UTR Pro Tennis Series Florida | 2021/09/08 15:00 | Jacob Perkins v Dusty Boyer | 0-6,3-5 |
| UTR Pro Tennis Series Florida | 2021/09/07 12:00 | Jacob Perkins v Kiranpal Pannu | 1-6,0-6 |
| UTR Pro Tennis Series Florida | 2021/09/06 17:00 | Parth Aggarwal v Jacob Perkins | 6-1,5-3 |
| UTR Pro Tennis Series Florida | 2021/09/09 14:30 | Kiranpal Pannu v Roman Postolka | 6-1,6-3 |
| UTR Pro Tennis Series Florida | 2021/09/07 15:00 | Parth Aggarwal v Roman Postolka | 1-6,1-6 |
| UTR Pro Tennis Series Florida | 2021/09/06 18:30 | Roman Postolka v Dusty Boyer | 6-4,4-6,6-6 |
| ITF M25 Prostejov | 2021/08/15 10:00 | Dominique Graf v Roman Postolka | 6-3,5-7,10-7 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/02 15:15 | Philip Bachmaier v Roman Postolka | 6-2,6-3 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/02 12:20 | Jan Jermar v Roman Postolka | 2-6,0-6 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/01 17:05 | Roman Postolka v Mikolaj Borkowski | 6-1,6-0 |
| ITF M25 Kottingbrunn | 2021/07/18 07:30 | Roman Postolka v Jakub Kroslak | 4-6,3-6 |