| US Pro Tennis Series West Coast | 2020/06/15 18:15 | Adamson, Alec v Nick Chappell | 2-6,6-7 |
| US Pro Tennis Series West Coast | 2020/06/08 19:30 | Nick Chappell v Adamson, Alec | 6-2,6-3 |
| US Pro Tennis Series West Coast | 2020/06/15 18:15 | Adamson, Alec v Nick Chappell | 2-6,6-7 |
| US Pro Tennis Series West Coast | 2020/06/14 20:55 | Redlicki, Martin v Adamson, Alec | 6-3,6-1 |
| US Pro Tennis Series West Coast | 2020/06/13 19:45 | Adamson, Alec v Felix Corwin | 1-6,1-6 |
| US Pro Tennis Series West Coast | 2020/06/09 20:35 | Adamson, Alec v Felix Corwin | 6-4,5-7,5-10 |
| US Pro Tennis Series West Coast | 2020/06/08 19:30 | Nick Chappell v Adamson, Alec | 6-2,6-3 |
| US Pro Tennis Series West Coast | 2020/06/07 18:50 | Christian Langmo v Adamson, Alec | 6-3,6-1 |
| Challenger Bendigo | 2020/01/13 02:00 | Dane Sweeny v Adamson, Alec | 6-7,6-4,6-2 |
| Los Angeles, Singles M-ITF-USA-01A | 2020/01/06 18:00 | Adamson, Alec v Drzewiecki, Karol | 1-6,6-7 |
| US Pro Tennis Series West Coast | 2020/06/17 20:25 | Ortlip, Joshua v Nick Chappell | 6-3,6-3 |
| US Pro Tennis Series West Coast | 2020/06/16 21:50 | Schnur, Brayden v Nick Chappell | 4-6,6-4,10-4 |
| US Pro Tennis Series West Coast | 2020/06/15 18:15 | Adamson, Alec v Nick Chappell | 2-6,6-7 |
| US Pro Tennis Series West Coast | 2020/06/14 16:00 | Brymer, Gage v Nick Chappell | 7-5,6-3 |
| US Pro Tennis Series West Coast | 2020/06/13 18:40 | Brandon Holt v Nick Chappell | 3-6,6-3,10-4 |
| US Pro Tennis Series West Coast | 2020/06/09 16:00 | Redlicki, Martin v Nick Chappell | 3-6,6-7 |
| US Pro Tennis Series West Coast | 2020/06/08 19:30 | Nick Chappell v Adamson, Alec | 6-2,6-3 |
| US Pro Tennis Series West Coast | 2020/06/07 16:00 | Collin Altamirano v Nick Chappell | 6-3,6-0 |