Round: 25 Ground: Hardcourt outdoor
| 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 |
| ATP Montreal Qual | 2015/08/08 20:00 | Denis Kudla v Ryan Harrison | 6-4,6-2 |
| ITF USA F27 | 2015/09/26 20:10 | Ryan Shane v Deiton Baughman | 6-2,6-4 |
| ITF USA F27 | 2015/09/25 17:00 | Collin Altamirano v Deiton Baughman | 3-6,0-6 |
| ITF USA F27 | 2015/09/24 18:30 | Eric James Johnson v Deiton Baughman | 3-6,6-7 |
| ITF USA F27 | 2015/09/23 20:00 | Aleksandar Vukic v Deiton Baughman | 5-7,0-6 |
| ITF USA F26 | 2015/09/20 17:00 | Mackenzie McDonald v Deiton Baughman | 6-2,3-6,3-6 |
| ITF USA F26 | 2015/09/19 17:00 | Sebastian Fanselow v Deiton Baughman | 3-6,3-6 |
| ITF USA F26 | 2015/09/18 17:00 | Gonzales Austin v Deiton Baughman | 3-6,2-6 |
| ITF USA F26 | 2015/09/17 17:00 | Farzin Danny Amiri v Deiton Baughman | 3-6,4-6 |