[120] Mackenzie McDonald 7-6,6-4 Al Zawra'a [172] 2021-01-29 17:45
Stadium: Court 2 Round: 19 Ground: Hardcourt outdoor
Home History
| ATP Delray Beach | 2021/01/08 01:00 | Mackenzie McDonald v Sam Querrey | 3-6,4-6 |
| 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 |
Away History
| ATP Delray Beach | 2021/01/10 23:00 | Roberto Quiroz v Ivo Karlovic | 6-2,6-4 |
| ATP Delray Beach | 2021/01/08 23:00 | Ivo Karlovic v Pablo Andujar | 6-3,5-7,6-4 |
| ATP Cologne | 2020/10/10 09:00 | Ivo Karlovic v Marc Polmans | 1-6,4-6 |
| French Open | 2020/09/23 11:20 | Benjamin Bonzi v Ivo Karlovic | 6-3,7-6 |
| French Open | 2020/09/21 13:40 | Noah Rubin v Ivo Karlovic | 6-7,4-6 |
| US Open | 2020/09/01 23:30 | Ivo Karlovic v Richard Gasquet | 6-7,6-7,1-6 |
| Matchplay 120 | 2020/06/12 13:00 | JC Aragone v Ivo Karlovic | 7-6,7-5 |
| Challenger Calgary | 2020/02/27 19:15 | Ivo Karlovic v Geoffrey Blancaneaux | 6-7,4-6 |