By surface
| Surface | Sam Querrey | Yen Hsun Lu |
|---|---|---|
| Hard | 3 | 1 |
All meetings (4)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2021-03-22 | ATP | Miami Masters | Round of 128 | Hard | Yen Hsun Lu | 3-6 | 4-6 | |||
| 2012-08-27 | ATP | US Open | Round of 128 | Hard | Sam Querrey | 6-74 | 6-4 | 6-4 | 7-5 | |
| 2009-08-16 | ATP | Cincinnati Masters | Round of 64 | Hard | Sam Querrey | 6-3 | 6-4 | |||
| 2007-01-28 | ATP | Delray Beach | Round Robin | Hard | Sam Querrey | 7-610 | 6-4 |