Stadium: Court 1 Round: 27 Ground: Hardcourt indoor
| ITF M15 - East Lansing | 2021/11/18 18:00 | Alexander Brown v Garrett Johns | 6-4,1-6,6-1 |
| ITF M15 - East Lansing | 2021/11/17 18:00 | Alexander Brown v Niroop Vallabhaneni | 6-4,6-4 |
| Challenger - Knoxville | 2021/11/07 20:00 | Alexander Brown v Donald Young | 3-6,6-3,3-6 |
| ITF M15 - Fayetteville | 2021/09/21 17:00 | Alexander Brown v Liam Draxl | 3-6,3-6 |
| ITF M15 - Champaign | 2021/09/15 17:05 | Alexander Brown v A.J Catanzariti | 1-6,2-6 |
| ITF M25 - Decatur | 2021/08/02 15:00 | Nicholas Bybel v Alexander Brown | 6-4,6-1 |
| ITF M25 - Champaign | 2021/07/26 15:00 | Alexander Brown v Bruno Kuzuhara | 4-6,6-2,6-10 |
| ITF M15 - Edwardsville | 2021/07/21 17:20 | Alexander Brown v Kento Takeuchi | 6-1,2-6,2-6 |
| ITF M15 - East Lansing | 2021/11/18 20:40 | Carson Gates v Nino Ehrenschneider | 4-6,0-6 |
| ITF M15 - East Lansing | 2021/11/17 21:45 | Nino Ehrenschneider v Ryan Shane | 6-1,6-4 |
| ITF M15 - East Lansing | 2021/11/16 16:00 | Nino Ehrenschneider v William Grant | 6-1,6-2 |
| ITF M15 - East Lansing | 2021/11/15 18:00 | Nino Ehrenschneider v Oleksiy Arovin | 6-4,6-7,10-8 |
| Challenger - Braunschweig | 2021/07/05 09:30 | Nino Ehrenschneider v Sandro Ehrat | 4-6,7-6,1-6 |
| Challenger - Braunschweig | 2021/07/04 11:55 | Johannes Haerteis v Nino Ehrenschneider | 6-3,3-6,4-6 |
| German Championship | 2020/12/09 14:00 | Daniel Masur v Nino Ehrenschneider | 6-4,6-3 |
| German Championship | 2020/12/08 09:30 | Nico Hornitschek v Nino Ehrenschneider | 6-4,3-6,2-6 |