ATP 500 · 2015-08-03 · draw of 48
Washington 2015
HardFinal
| 🇯🇵 Kei Nishikori | d. | 🇺🇸 John Isner | 4-6 6-4 6-4 | H2H |
Semifinals
| 🇯🇵 Kei Nishikori | d. | 🇭🇷 Marin Cilic | 3-6 6-1 6-4 | H2H |
| 🇺🇸 John Isner | d. | 🇺🇸 Steve Johnson | 6-3 3-6 7-6(9) | H2H |
Quarterfinals
| 🇯🇵 Kei Nishikori | d. | 🇦🇺 Sam Groth | 6-4 6-4 | H2H |
| 🇭🇷 Marin Cilic | d. | 🇩🇪 Alexander Zverev | 7-5 7-6(3) | H2H |
| 🇺🇸 John Isner | d. | 🇱🇹 Ricardas Berankis | 6-3 5-7 6-3 | H2H |
| 🇺🇸 Steve Johnson | d. | 🇺🇸 Jack Sock | 7-6(5) 6-1 | H2H |
Round of 16
| 🇯🇵 Kei Nishikori | d. | 🇦🇷 Leonardo Mayer | 6-4 6-4 | H2H |
| 🇭🇷 Marin Cilic | d. | 🇺🇸 Sam Querrey | 7-6(2) 7-6(3) | H2H |
| 🇺🇸 Jack Sock | d. | 🇫🇷 Richard Gasquet | 6-7(4) 7-6(5) 6-4 | H2H |
| 🇺🇸 Steve Johnson | d. | 🇧🇬 Grigor Dimitrov | 6-3 1-6 6-3 | H2H |
| 🇦🇺 Sam Groth | d. | 🇪🇸 Feliciano Lopez | 6-3 6-4 | H2H |
| 🇺🇸 John Isner | d. | 🇨🇦 Vasek Pospisil | 6-4 7-6(6) | H2H |
| 🇱🇹 Ricardas Berankis | d. | 🇬🇪 Teymuraz Gabashvili | 7-5 6-4 | H2H |
| 🇩🇪 Alexander Zverev | d. | 🇺🇦 Alexandr Dolgopolov | 2-6 6-2 6-4 | H2H |
Round of 32
| 🇬🇪 Teymuraz Gabashvili | d. | 🇬🇧 Andy Murray | 6-4 4-6 7-6(4) | H2H |
| 🇯🇵 Kei Nishikori | d. | 🇦🇺 James Duckworth | 6-7(8) 6-1 6-4 | H2H |
| 🇭🇷 Marin Cilic | d. | 🇰🇷 Hyeon Chung | 7-6(2) 6-3 | H2H |
| 🇫🇷 Richard Gasquet | d. | 🇱🇺 Gilles Muller | 5-7 6-4 6-4 | H2H |
| 🇩🇪 Alexander Zverev | d. | 🇿🇦 Kevin Anderson | 2-6 6-3 6-4 | H2H |
| 🇧🇬 Grigor Dimitrov | d. | 🇦🇷 Guido Pella | 7-6(1) 6-4 | H2H |
| 🇪🇸 Feliciano Lopez | d. | 🇦🇺 Lleyton Hewitt | 4-6 7-5 6-3 | H2H |
| 🇺🇸 John Isner | d. | 🇩🇴 Victor Estrella Burgos | 6-3 7-6(5) | H2H |
| 🇦🇺 Sam Groth | d. | 🇷🇸 Viktor Troicki | 6-3 6-4 | H2H |
| 🇺🇦 Alexandr Dolgopolov | d. | 🇭🇷 Ivo Karlovic | 6-4 7-6(2) | H2H |
| 🇺🇸 Steve Johnson | d. | 🇦🇺 Bernard Tomic | 6-7(7) 6-4 6-2 | H2H |
| 🇨🇦 Vasek Pospisil | d. | 🇺🇸 Donald Young | 7-5 6-3 | H2H |
| 🇺🇸 Sam Querrey | d. | 🇯🇵 Go Soeda | 6-3 5-7 6-4 | H2H |
| 🇱🇹 Ricardas Berankis | d. | 🇺🇾 Pablo Cuevas | 6-3 6-3 | H2H |
| 🇺🇸 Jack Sock | d. | 🇧🇪 Ruben Bemelmans | 7-6(7) 6-3 | H2H |
| 🇦🇷 Leonardo Mayer | d. | 🇸🇮 Blaz Rola | 7-6(2) 6-7(3) 6-4 | H2H |
Round of 64
| 🇧🇪 Ruben Bemelmans | d. | 🇦🇺 Marinko Matosevic | 6-3 6-3 | H2H |
| 🇱🇹 Ricardas Berankis | d. | 🇹🇼 Yen-Hsun Lu | 7-6(1) 6-3 | H2H |
| 🇰🇷 Hyeon Chung | d. | 🇮🇱 Dudi Sela | 6-2 6-1 | H2H |
| 🇺🇦 Alexandr Dolgopolov | d. | 🇺🇸 Tim Smyczek | 6-4 6-2 | H2H |
| 🇦🇺 James Duckworth | d. | 🇺🇸 Ryan Harrison | 6-1 7-6(4) | H2H |
| 🇩🇴 Victor Estrella Burgos | d. | 🇨🇱 Nicolas Jarry | 4-6 6-3 6-4 | H2H |
| 🇬🇪 Teymuraz Gabashvili | d. | 🇩🇪 Benjamin Becker | 4-6 6-1 6-3 | H2H |
| 🇦🇺 Sam Groth | d. | 🇧🇷 Thomaz Bellucci | 7-6(8) 4-6 6-3 | H2H |
| 🇦🇺 Lleyton Hewitt | d. | 🇦🇺 John-Patrick Smith | 6-3 6-4 | H2H |
| 🇺🇸 Steve Johnson | d. | 🇸🇰 Lukas Lacko | 7-5 6-3 | H2H |
| 🇱🇺 Gilles Muller | d. | 🇹🇳 Malek Jaziri | 6-3 7-5 | H2H |
| 🇦🇷 Guido Pella | d. | 🇭🇷 Ivan Dodig | 6-3 6-7(7) 7-5 | H2H |
| 🇸🇮 Blaz Rola | d. | 🇺🇸 Denis Kudla | 2-6 6-4 7-6(5) | H2H |
| 🇯🇵 Go Soeda | d. | Darian King | 6-2 6-1 | H2H |
| 🇺🇸 Donald Young | d. | 🇩🇪 Tommy Haas | 6-3 6-4 | H2H |
| 🇩🇪 Alexander Zverev | d. | 🇯🇵 Yoshihito Nishioka | 7-6(1) 6-3 | H2H |