[5] Alexander Zverev 7-6,4-6,4-6 John Isner [17] 2018-04-01 17:00
Stadium: Stadium Round: 29 Ground: Hardcourt outdoor
Head to Head
| ATP Rome | 2017/05/20 13:00 | Alexander Zverev v John Isner | 6-4,6-7,6-1 |
| ATP Miami | 2017/03/27 20:40 | John Isner v Alexander Zverev | 7-6,6-7,6-7 |
| ATP Shanghai | 2016/10/10 07:10 | Alexander Zverev v John Isner | 6-4,6-2 |