[67] Sam Querrey 6-7,3-6,4-6 John Isner [34] 2021-05-31 09:00
Stadium: Court 14 Round: 23 Ground: Clay
Head to Head
| ATP Acapulco | 2019/02/27 22:00 | John Isner v Sam Querrey | 6-4,6-4 |
| ATP Cincinnati | 2018/08/13 20:15 | John Isner v Sam Querrey | 4-6,7-6,6-7 |
| ATP Cincinnati | 2015/08/18 16:25 | John Isner v Sam Querrey | 3-6,6-7 |
| ATP Memphis | 2015/02/14 03:35 | John Isner v Sam Querrey | 6-7,6-7 |