Stadion: Court 1 Round: 27 Ground: Hardcourt outdoor
| ITF - M15 - Lubbock | 2021/09/30 17:50 | Mark Whitehouse v Chanchai Sookton-Eng | 6-4,6-1 |
| ITF - M15 - Lubbock | 2021/09/29 18:50 | Mark Whitehouse v Franco Ribero | 6-7,6-4,6-1 |
| ITF - M15 - Fayetteville | 2021/09/26 15:00 | Juncheng Shang v Mark Whitehouse | 6-3,6-0 |
| ITF - M15 - Fayetteville | 2021/09/25 14:50 | Mark Whitehouse v Henry Patten | 1-6,6-4,6-3 |
| ITF - M15 - Fayetteville | 2021/09/24 14:50 | Mark Whitehouse v Jeffrey Von Der Schulenburg | 6-1,6-3 |
| ITF - M15 - Fayetteville | 2021/09/23 16:40 | Mark Whitehouse v Florian Broska | 6-3,7-6 |
| ITF - M15 - Fayetteville | 2021/09/22 21:25 | Mark Whitehouse v Ryan Shane | 6-1,6-0 |
| ITF - M15 - Allershausen | 2021/09/02 11:10 | Mark Whitehouse v David Jorda Sanchis | 6-3,3-6,6-7 |
| ITF - M15 - Lubbock | 2021/09/30 15:00 | Tyler Zink v Sven Lah | 2-6,4-6 |
| ITF - M15 - Lubbock | 2021/09/29 18:55 | Sven Lah v Thomas Fancutt | 6-3,7-6 |
| ITF - M15 - Lubbock | 2021/09/27 15:00 | Alexander Richards v Sven Lah | 0-6,0-6 |
| ITF - M15 - Lubbock | 2021/09/26 15:00 | Constantin Frantzen v Sven Lah | 3-6,6-1,4-10 |
| UTR Pro Tennis Series - Texas | 2021/09/25 16:00 | Sven Lah v Anish Sriniketh | 2-6,2-5 |
| UTR Pro Tennis Series - Texas | 2021/09/24 16:00 | Sven Lah v Raphael Perot | 6-4,5-1 |
| UTR Pro Tennis Series - Texas | 2021/09/23 16:00 | Sven Lah v George Goldhoff | 4-6,3-5 |
| UTR Pro Tennis Series - Texas | 2021/09/22 13:00 | Austin Abbrat v Sven Lah | 2-6,1-5 |