USA: Wichita - Singles - Main |
| 1/16-finals | Duncan W. | Hiltzik J. | 0:2 (4:6, 0:6) | dettagli | 28.06.2016 |
USA: Tulsa - Singles - Main |
| 1/16-finals | Duncan W. | Oosterbaan P. C. | 1:2 (2:6, 6:2, 4:6) | dettagli | 22.06.2016 |
USA: Atlanta - Singles - Qualification |
| Quarter-finals | Paul T. | Duncan W. | 2:0 (6:3, 7:69) | dettagli | 25.07.2015 |
USA: Wichita - Singles - Main |
| 1/16-finals | Carter A. | Duncan W. | 2:0 (6:0, 6:4) | dettagli | 30.06.2015 |
USA: Tulsa - Singles - Main |
| 1/16-finals | Duncan W. | Clark E. | 1:2 (3:6, 6:1, 1:6) | dettagli | 23.06.2015 |
USA: Tampa - Singles - Main |
| 1/16-finals | Santiago M. | Duncan W. | 2:0 (6:3, 6:2) | dettagli | 13.05.2015 |
USA: Orange Park - Singles - Main |
| 1/16-finals | Bangoura S. | Duncan W. | 2:1 (5:7, 6:2, 6:0) | dettagli | 05.05.2015 |
USA: Harlingen - Singles - Main |
| 1/16-finals | Duncan W. | Bester P. | 0:2 (2:6, 3:6) | dettagli | 08.04.2015 |
USA: Calabasas - Singles - Main |
| 1/16-finals | Ward A. | Duncan W. | 2:1 (5:7, 6:2, 6:3) | dettagli | 25.03.2015 |
USA: Bakersfield - Main |
| Quarter-finals | Tabatruong M. | Duncan W. | 2:0 (6:4, 6:3) | dettagli | 21.03.2015 |
| 1/8-finals | Duncan W. | Mina G. | 2:1 (7:5, 3:6, 6:3) | dettagli | 20.03.2015 |
| 1/16-finals | Duncan W. | Santiago M. | 2:0 (6:2, 6:4) | dettagli | 18.03.2015 |
USA: Weston - Singles - Main |
| 1/16-finals | Zverev M. | Duncan W. | CAN. | dettagli | 20.01.2015 |
| 1/16-finals | Paul T. | Duncan W. | 2:1 (6:3, 5:7, 6:3) | dettagli | 20.01.2015 |