Stadium: Court 5 Round: 25 Ground: Hardcourt outdoor
| UTR Pro Tennis Series Dallas | 2021/09/05 13:00 | Tadeas Paroulek v Colin Markes | 6-3,6-2 |
| UTR Pro Tennis Series Dallas | 2021/09/04 16:10 | Tadeas Paroulek v Orel Ovil | 6-2,5-1 |
| UTR Pro Tennis Series Dallas | 2021/09/03 14:30 | Manuel Sanchez v Tadeas Paroulek | 3-6,3-5 |
| UTR Pro Tennis Series Dallas | 2021/09/02 13:00 | Reed Collier v Tadeas Paroulek | 3-6,2-6 |
| UTR Pro Tennis Series Dallas | 2021/09/01 14:30 | Luc Fomba v Tadeas Paroulek | 6-1,7-6 |
| UTR Pro Tennis Series Dallas | 2021/08/30 14:30 | Luka Mrsic v Tadeas Paroulek | 6-2,3-6,3-6 |
| ITF M15 Novi Sad | 2021/08/05 11:55 | Tadeas Paroulek v Charles Broom | 3-6,6-2,6-3 |
| ITF M15 Novi Sad | 2021/08/04 13:30 | Marko Miladinovic v Tadeas Paroulek | 1-6,0-6 |
| ITF M25 Fayetteville | 2021/09/21 14:00 | Jeffrey Von Der Schulenburg v Noah Schachter | 6-3,6-3 |
| ITF M25 Fayetteville | 2021/09/20 14:00 | Jeffrey Von Der Schulenburg v Carles Hernandez | 6-2,6-2 |
| ITF M15 Esch/Alzette | 2021/07/21 09:00 | Jeffrey Von Der Schulenburg v Alexander Weis | 4-6,4-6 |
| ITF M15 Esch/Alzette | 2021/07/20 13:00 | Jeffrey Von Der Schulenburg v Guy Den Ouden | 6-4,3-6,7-5 |
| ITF M15 L'Aquila | 2021/07/15 16:15 | Jeffrey Von Der Schulenburg v Andrea Basso | 4-6,1-6 |
| ITF M15 L'Aquila | 2021/07/14 08:00 | Edoardo Graziani v Jeffrey Von Der Schulenburg | 4-6,3-6 |
| ITF M15 Poprad | 2021/07/06 07:55 | Jeffrey Von Der Schulenburg v Matias Soto | 3-6,6-2,4-6 |
| ITF M25 Klosters | 2021/06/22 08:25 | Jeffrey Von Der Schulenburg v Nicolas Moreno De Alboran | 3-6,4-6 |