[67] Kei Nishikori 6-4,6-3 Sam Querrey [68] 2021-08-02 23:00
Stadium: Stadium Round: 24 Ground: Hardcourt outdoor
Head to Head
| ATP Shanghai | 2018/10/11 08:55 | Sam Querrey v Kei Nishikori | 6-7,4-6 |
| ATP Memphis | 2016/02/14 01:30 | Kei Nishikori v Sam Querrey | 3-6,6-3,6-3 |
| ATP Memphis | 2015/02/15 01:00 | Kei Nishikori v Sam Querrey | 5-7,7-6,7-6 |
| ATP Washington | 2014/07/30 20:00 | Kei Nishikori v Sam Querrey | 6-4,5-7,6-4 |