Round: 26 Ground: Hardcourt outdoor
| Coupe Davis | 2015/07/17 14:00 | Janowicz, Jerzy v Dolgopolov, Aleksandr | 3-6,4-6,6-7 |
| Hamburg, Germany | 2014/07/16 11:00 | Dolgopolov, Aleksandr v Janowicz, Jerzy | 6-4,6-1 |
| Cincinnati, USA | 2015/08/18 22:00 | Dolgopolov, Aleksandr v Bernard Tomic | 6-4,6-1 |
| ATP Cincinnati Qual | 2015/08/16 14:00 | Giraldo, Santiago v Dolgopolov, Aleksandr | 3-6,6-3,4-6 |
| ATP Cincinnati Qual | 2015/08/15 16:05 | Ward, James v Dolgopolov, Aleksandr | 4-6,4-6 |
| Montreal, Canada | 2015/08/11 16:30 | Dolgopolov, Aleksandr v Grigor Dimitrov | 4-6,5-7 |
| ATP Montreal Qual | 2015/08/08 20:15 | Dolgopolov, Aleksandr v Sela, Dudi | 6-2,3-6,7-6 |
| Washington, USA | 2015/08/06 22:00 | Alexander Zverev v Dolgopolov, Aleksandr | 2-6,6-2,6-4 |
| Washington, USA | 2015/08/06 04:00 | Dolgopolov, Aleksandr v Karlovic, Ivo | 6-4,7-6 |
| Washington, USA | 2015/08/05 02:35 | Dolgopolov, Aleksandr v Smyczek, Tim | 6-4,6-2 |
| Cincinnati, USA | 2015/08/19 15:00 | Donaldson, Jared v Janowicz, Jerzy | 4-6,6-7 |
| Cincinnati, USA | 2015/08/17 21:05 | Janowicz, Jerzy v Gaël Monfils | 6-4,7-5 |
| Montreal, Canada | 2015/08/10 18:55 | Janowicz, Jerzy v Karlovic, Ivo | 4-6,6-7 |
| Hamburg, Germany | 2015/07/30 09:30 | Janowicz, Jerzy v Cuevas, Pablo | 3-6,6-4,2-6 |
| Hamburg, Germany | 2015/07/27 09:30 | Taro Daniel v Janowicz, Jerzy | 4-6,3-6 |
| ATP Bastad | 2015/07/23 13:30 | Darcis, Steve v Janowicz, Jerzy | 6-1,6-4 |
| ATP Bastad | 2015/07/21 15:00 | Arnaboldi, Andrea v Janowicz, Jerzy | 4-6,5-7 |
| Coupe Davis | 2015/07/19 11:00 | Janowicz, Jerzy v Stakhovsky, Sergiy | 6-1,7-6,3-6,6-3 |