[194] Mackenzie McDonald 3-6,4-6 Sam Querrey [56] 2021-01-08 01:00
Stadium: Stadium Round: 25 Ground: Hardcourt outdoor
Home History
| Challenger Orlando | 2020/11/20 18:20 | Brandon Nakashima v Mackenzie McDonald | 6-3,7-6 |
| Challenger Orlando | 2020/11/19 15:00 | Elias Ymer v Mackenzie McDonald | 3-6,3-6 |
| Challenger Orlando | 2020/11/17 19:10 | Teymuraz Gabashvili v Mackenzie McDonald | 2-6,1-6 |
| Challenger Cary | 2020/11/10 18:00 | Alexis Galarneau v Mackenzie McDonald | 6-2,4-6,6-1 |
| ATP Nur-Sultan | 2020/10/30 13:00 | Adrian Mannarino v Mackenzie McDonald | 6-1,6-4 |
| ATP Nur-Sultan | 2020/10/29 09:40 | Andreas Seppi v Mackenzie McDonald | 6-3,3-6,3-6 |
| ATP Nur-Sultan | 2020/10/28 12:10 | Mackenzie McDonald v Alexander Bublik | 6-3,6-2 |
| Challenger Istanbul | 2020/10/23 08:00 | Mackenzie McDonald v Martin Klizan | 6-4,4-6,3-6 |
Away History
| French Open | 2020/09/29 13:55 | Sam Querrey v Andrey Rublev | 7-6,7-6,5-7,4-6,3-6 |
| ATP Rome | 2020/09/15 11:40 | Sam Querrey v Pedro Martinez | 3-6,6-7 |
| US Open | 2020/09/01 15:00 | Andrey Kuznetsov v Sam Querrey | 6-4,7-6,6-2 |
| ATP New York | 2020/08/22 21:30 | Sam Querrey v Milos Raonic | 4-6,4-6 |
| All American Team Cup | 2020/07/05 16:00 | Sam Querrey v Kevin King | 6-3,6-7,5-10 |
| All American Team Cup | 2020/07/04 18:10 | Sam Querrey v Tommy Paul | 6-3,6-7,10-7 |
| All American Team Cup | 2020/07/03 16:00 | Sam Querrey v Frances Tiafoe | 4-6,6-7 |
| Altec Styslinger Tennis Exhibition | 2020/07/01 16:00 | Tennys Sandgren v Sam Querrey | 4-1,4-1 |