[47] Hyeon Chung 3-6,4-6,5-7 John Isner [15] 2017-08-30 21:10
Stadium: Louis Armstrong Stadium Round: 24 Ground: Hardcourt outdoor
Head to Head
| ATP Houston | 2016/04/08 23:00 | John Isner v Hyeon Chung | 7-6,6-4 |
Home History
| US Open | 2017/08/28 15:00 | Horacio Zeballos v Hyeon Chung | 6-3,6-7,4-6,3-6 |
| ATP Winston-Salem | 2017/08/24 21:20 | Damir Dzumhur v Hyeon Chung | 6-4,6-2 |
| ATP Winston-Salem | 2017/08/22 23:55 | Hyeon Chung v Andrey Rublev | 5-7,6-1,6-1 |
| ATP Cincinnati | 2017/08/14 16:45 | Feliciano Lopez v Hyeon Chung | 7-6,6-1 |
| ATP Montreal | 2017/08/10 23:05 | Hyeon Chung v Adrian Mannarino | 3-6,3-6 |
| ATP Montreal | 2017/08/10 00:20 | David Goffin v Hyeon Chung | 5-7,3-6 |
| ATP Montreal | 2017/08/08 16:30 | Feliciano Lopez v Hyeon Chung | 1-6,6-4,6-7 |
| ATP Washington | 2017/08/02 01:50 | Hyeon Chung v Kyle Edmund | 3-6,1-6 |
Away History
| US Open | 2017/08/28 17:00 | Pierre-Hugues Herbert v John Isner | 1-6,3-6,6-4,3-6 |
| ATP Winston-Salem | 2017/08/23 23:00 | John Isner v Borna Coric | 5-7,2-6 |
| ATP Winston-Salem | 2017/08/22 23:00 | John Isner v Andrey Kuznetsov | 2-6,7-6,6-3 |
| ATP Cincinnati | 2017/08/19 18:00 | John Isner v Grigor Dimitrov | 6-7,6-7 |
| ATP Cincinnati | 2017/08/18 21:20 | Jared Donaldson v John Isner | 6-7,5-7 |
| ATP Cincinnati | 2017/08/17 21:45 | John Isner v Frances Tiafoe | 7-6,7-5 |
| ATP Cincinnati | 2017/08/15 23:00 | John Isner v Tommy Paul | 6-3,6-3 |
| ATP Cincinnati | 2017/08/13 23:00 | John Isner v Viktor Troicki | 7-6,6-4 |