[271] Mackenzie McDonald 6-4,6-0 Peter Polansky [192] 2020-04-18 18:00
Round: 1
Head to Head
| ATP Miami | 2019/03/18 14:00 | Mackenzie McDonald v Peter Polansky | 7-6,7-5 |
| Challenger Surbiton | 2018/06/05 10:00 | Mackenzie McDonald v Peter Polansky | 6-7,7-5,6-3 |
| Challenger Charlottesville | 2016/11/04 19:25 | Mackenzie McDonald v Peter Polansky | 7-5,6-4 |
| Challenger Tiburon | 2016/09/27 21:25 | Peter Polansky v Mackenzie McDonald | 3-6,4-6 |
Home History
| Challenger Indian Wells | 2020/03/03 21:25 | Mackenzie McDonald v Taro Daniel | 5-7,6-7 |
| Challenger Indian Wells | 2020/03/02 19:35 | Blake Mott v Mackenzie McDonald | 0-6,4-6 |
| ATP Acapulco | 2020/02/25 00:15 | Tommy Paul v Mackenzie McDonald | 6-7,6-4,6-4 |
| ATP Delray Beach | 2020/02/19 23:00 | Mackenzie McDonald v Reilly Opelka | 3-6,4-6 |
| ATP Delray Beach | 2020/02/17 17:30 | Mackenzie McDonald v Yasutaka Uchiyama | 6-2,7-6 |
| ATP New York | 2020/02/09 19:10 | Noah Rubin v Mackenzie McDonald | 6-4,7-5 |
| Challenger Dallas | 2020/02/07 20:40 | Mackenzie McDonald v Dominik Koepfer | 7-5,3-6,2-6 |
| Challenger Dallas | 2020/02/06 23:40 | Mackenzie McDonald v Sebastian Ofner | 6-3,6-4 |
Away History
| Challenger Monterrey | 2020/03/05 19:20 | Adrian Mannarino v Peter Polansky | 6-1,6-2 |
| Challenger Monterrey | 2020/03/04 17:00 | Evan King v Peter Polansky | 2-6,3-6 |
| Challenger Columbus | 2020/02/25 20:10 | Peter Polansky v Strong Kirchheimer | 6-4,1-6,6-7 |
| Challenger Morelos | 2020/02/20 19:00 | Peter Polansky v Jurij Rodionov | 6-7,4-6 |
| Challenger Morelos | 2020/02/18 17:45 | Peter Polansky v Pedro Sakamoto | 6-4,6-2 |
| Challenger Dallas | 2020/02/04 20:50 | Peter Polansky v Michael Mmoh | 3-6,2-6 |
| Challenger Newport Beach | 2020/01/28 23:25 | Peter Polansky v Aleksandar Vukic | 7-6,6-7,4-6 |
| Challenger Bangkok 2 | 2020/01/23 03:00 | Peter Polansky v Hugo Grenier | 6-3,4-6,6-7 |