Estádio: Court 3 Round: 26 Ground: Hardcourt indoor
| ITF - EUA F3 - Qualificação | 2018/01/07 16:00 | Garrett Johns v Alexander Brown | 6-7,6-4,6-7 |
| 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 Champaign | 2021/06/23 22:30 | Michail Pervolarakis v Alexander Brown | 6-3,6-0 |
| ITF - M15 East Lansing | 2021/11/16 20:00 | A.J Catanzariti v Garrett Johns | 3-6,2-6 |
| ITF - M15 Lubbock | 2021/09/30 16:15 | Henry Patten v Garrett Johns | 6-3,6-3 |
| ITF - M15 Lubbock | 2021/09/28 15:00 | Garrett Johns v Nathan Ponwith | 6-3,6-2 |
| Challenger Cary | 2021/09/14 15:00 | Aleksandar Kovacevic v Garrett Johns | 7-6,6-4 |
| ITF - M15 Castelo Branco | 2021/07/29 08:30 | Garrett Johns v Gilbert S K Junior | 5-7,3-6 |
| ITF - M15 Castelo Branco | 2021/07/27 08:30 | Evan Hoyt v Garrett Johns | 4-6,3-6 |
| ITF - M25 Idanha-a-Nova | 2021/07/21 09:50 | Garrett Johns v Gilbert S K Junior | 5-7,1-6 |
| ITF - M25 Idanha-a-Nova | 2021/07/20 08:00 | Garrett Johns v Raphael Lambling | 7-6,2-6,10-3 |