Head to Head
| ATP Acapulco | 2020/02/29 00:05 | Taylor Fritz v John Isner | 2-6,7-5,6-3 |
| ATP Auckland | 2019/01/08 23:00 | John Isner v Taylor Fritz | 6-7,6-7 |
| Wimbledon | 2017/07/04 16:35 | Taylor Fritz v John Isner | 4-6,6-7,3-6 |
| ATP Acapulco | 2020/02/29 00:05 | Taylor Fritz v John Isner | 2-6,7-5,6-3 |
| ATP Auckland | 2019/01/08 23:00 | John Isner v Taylor Fritz | 6-7,6-7 |
| Wimbledon | 2017/07/04 16:35 | Taylor Fritz v John Isner | 4-6,6-7,3-6 |