John Isner 6-7,6-7,5-7 Roger Federer 2015-09-08 01:00
Round: 26 Ground: Hardcourt outdoor
Home History
| US Open | 2015/09/03 19:40 | John Isner v Mikhail Youzhny | 6-3,6-4,6-4 |
| US Open | 2015/09/01 16:25 | John Isner v Malek Jaziri | 6-2,6-3,6-4 |
| ATP Cincinnati | 2015/08/18 16:25 | John Isner v Sam Querrey | 3-6,6-7 |
| ATP Montreal | 2015/08/14 16:30 | John Isner v Jeremy Chardy | 7-6,6-7,6-7 |
| ATP Montreal | 2015/08/13 20:35 | Nick Kyrgios v John Isner | 5-7,3-6 |
| ATP Montreal | 2015/08/12 22:55 | Vasek Pospisil v John Isner | 6-7,6-4,3-6 |
| ATP Montreal | 2015/08/11 20:35 | Benjamin Becker v John Isner | 4-6,7-6,3-6 |
| ATP Washington | 2015/08/09 19:00 | John Isner v Kei Nishikori | 6-4,4-6,4-6 |
Away History
| US Open | 2015/09/05 17:05 | Philipp Kohlschreiber v Roger Federer | 3-6,4-6,4-6 |
| US Open | 2015/09/03 23:00 | Steve Darcis v Roger Federer | 1-6,2-6,1-6 |
| US Open | 2015/09/01 18:30 | Leonardo Mayer v Roger Federer | 1-6,2-6,2-6 |
| ATP Cincinnati | 2015/08/23 17:00 | Novak Djokovic v Roger Federer | 6-7,3-6 |
| ATP Cincinnati | 2015/08/22 19:40 | Andy Murray v Roger Federer | 4-6,6-7 |
| ATP Cincinnati | 2015/08/21 23:00 | Feliciano Lopez v Roger Federer | 3-6,4-6 |
| ATP Cincinnati | 2015/08/21 02:00 | Kevin Anderson v Roger Federer | 1-6,1-6 |
| ATP Cincinnati | 2015/08/18 23:00 | Roberto Bautista-Agut v Roger Federer | 4-6,4-6 |