Round: 25 Ground: Hardcourt outdoor
| Challenger Tiburon | 2015/09/28 18:45 | Jared Donaldson v Darian King | 6-1,6-4 |
| Davis Cup | 2015/09/20 14:00 | Darian King v Emilio Gomez | 7-5,7-6,6-1 |
| Davis Cup | 2015/09/18 14:00 | Darian King v Ivan Endara | 6-4,6-4,6-2 |
| US Open Qual | 2015/08/25 19:10 | Darian King v Jurgen Zopp | 6-2,3-6,6-7 |
| ATP Washington | 2015/08/03 22:30 | Darian King v Go Soeda | 2-6,1-6 |
| Challenger Granby | 2015/07/23 22:00 | Darian King v Felix Auger Aliassime | 5-7,3-6 |
| ITF USA F21 | 2015/07/02 13:30 | Darian King v Clay Thompson | 1-6,2-6 |
| ITF USA F21 | 2015/07/01 13:30 | Darian King v Samir Iftikhar | 6-0,6-3 |
| Challenger Tiburon | 2015/09/29 20:25 | Ryan Harrison v Deiton Baughman | 6-3,6-3 |
| Challenger Columbus | 2015/09/27 15:00 | Ryan Harrison v Dennis Novikov | 4-6,6-3,3-6 |
| Challenger Columbus | 2015/09/26 17:00 | Tim Smyczek v Ryan Harrison | 6-7,7-6,1-6 |
| Challenger Columbus | 2015/09/25 17:00 | Ryan Harrison v Henri Laaksonen | 6-3,6-3 |
| Challenger Columbus | 2015/09/24 16:45 | Ryan Harrison v Quentin Halys | 6-4,6-3 |
| Challenger Columbus | 2015/09/22 20:30 | Ryan Harrison v Adrien Bossel | 6-4,6-2 |
| US Open | 2015/09/01 23:20 | Rajeev Ram v Ryan Harrison | 7-6,6-4,6-1 |
| ATP Cincinnati Qual | 2015/08/15 23:05 | Ryan Harrison v Thanasi Kokkinakis | 5-7,6-3,6-7 |