Stadium: Court 3 Round: 26 Ground: Hardcourt outdoor
| ITF M15 Lubbock | 2021/09/28 15:00 | Harrison Adams v Tyler Zink | 3-6,6-3,4-6 |
| ITF M15 Fayetteville | 2021/09/22 23:10 | Tyler Zink v Florian Broska | 3-6,4-6 |
| ITF M15 Champaign | 2021/09/16 17:30 | Tyler Zink v Martin Damm | 6-7,4-6 |
| ITF M15 Champaign | 2021/09/15 21:35 | Adam Walton v Tyler Zink | 3-6,6-7 |
| ITF M25 Champaign | 2021/09/14 17:00 | Tyler Zink v A.trice Pickens | 6-4,6-2 |
| ITF M15 Weston | 2021/07/01 13:00 | Tyler Zink v Roberto Quiroz | 2-6,0-6 |
| ITF M15 Champaign | 2021/06/23 21:55 | Genaro Alberto Olivieri v Tyler Zink | 6-4,6-2 |
| ITF M15 Champaign | 2021/06/22 15:00 | Juan Carlos Aguilar v Tyler Zink | 3-6,2-6 |
| 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 |
| UTR Pro Tennis Series Texas | 2021/09/21 14:30 | Juan P G Mazzuchi v Sven Lah | 6-3,4-6,5-4 |