 Ecuador: M25 Guayaquil - Singles - Main |
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| 1/16-finals | Panta J. | Kessler M. | 2:0 (7:65, 6:0) | details | 04.08.2021 |
 USA: M25 Decatur, IL - Singles - Main |
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| 1/16-finals | Langmo C. | Kessler M. | 2:0 (6:4, 6:4) | details | 31.07.2019 |
| USA: M15 Champaign, IL - Singles - Main |
|---|
| 1/16-finals | Al Allaf K. | Kessler M. | 2:0 (6:4, 6:2) | details | 24.07.2019 |
| USA: Champaign - Singles - Main |
|---|
| 1/16-finals | Kessler M. | McNally J. | 0:2 (4:6, 2:6) | details | 24.07.2018 |
| USA: Wichita - Singles - Main |
|---|
| 1/16-finals | Dunbar J. | Kessler M. | 2:0 (6:1, 6:0) | details | 04.07.2018 |
| USA: Wichita - Singles - Main |
|---|
| 1/8-finals | Nakagawa N. | Kessler M. | 2:0 (6:4, 6:2) | details | 06.07.2017 |
| 1/16-finals | Hovhannisyan M. | Kessler M. | 1:2 (2:6, 6:4, 0:6) | details | 05.07.2017 |
| USA: Pensacola - Singles - Main |
|---|
| 1/16-finals | Kessler M. | Fournerie T. | 1:2 (1:6, 6:4, 2:6) | details | 19.11.2014 |
