| UTR Pro Tennis Series Florida | 2020/12/17 00:00 | Tristan McCormick v Garrett Johns | 4-6,1-6 |
| UTR Pro Tennis Series Florida | 2020/12/15 16:15 | Cannon Kingsley v Garrett Johns | 5-7,6-4,7-6 |
| UTR Pro Tennis Series Florida | 2020/12/14 14:00 | Tyler Zink v Garrett Johns | 6-7,5-6 |
| Challenger Cary | 2020/11/11 15:45 | Garrett Johns v Denis Kudla | 2-6,1-6 |
| Challenger Cary | 2020/11/09 15:00 | Noah Rubin v Garrett Johns | 6-4,3-6,5-7 |
| Exo-Tennis USA | 2020/05/25 20:15 | Ruan Roelofse v Garrett Johns | 6-2,6-4 |
| Exo-Tennis USA | 2020/05/25 18:00 | Garrett Johns v Korey Lovett | 6-2,6-0 |
| Exo-Tennis USA | 2020/05/24 23:25 | Kevin King v Garrett Johns | 6-1,6-4 |
| UTR Pro Tennis Series Florida | 2020/12/16 16:00 | Giulio Perego v Matthew Segura | 6-7,7-6,6-3 |
| UTR Pro Tennis Series Florida | 2020/12/15 14:00 | John Bernard v Giulio Perego | 2-6,4-5 |
| UTR Pro Tennis Series Florida | 2020/12/14 14:00 | Dusty H. Boyer v Giulio Perego | 6-1,1-6,6-3 |