ATP Tennis - Mackenzie McDonald
- Tournament: N/A
- Round: N/A
- Opponent: N/A
- DOB: 1995-04-16
- Birthplace: United States, United States
- Height: 70.0 cm
- Weight: 145.0 kg
- Plays: R
- Current World Rank: 133
- Hard: 11-20
- Clay: 2-6
- Grass: 5-3
| Tournament | Date | Sets | Round | Winner | Loser |
|---|---|---|---|---|---|
| Roland Garros | May 28, 2019 | 6-7 (7-9), 6-0, 4-6, 6-2, 6-3 | First Round | Yoshihito Nishioka | Mackenzie McDonald |
| Lyon Open | May 21, 2019 | 3-6, 7-6 (7-5), 6-1 | First Round | Benoit Paire | Mackenzie McDonald |
| Estoril Open | Apr 29, 2019 | 6-2, 6-4 | First Round | Yoshihito Nishioka | Mackenzie McDonald |
| Barcelona Open | Apr 25, 2019 | 6-3, 6-2 | Third Round | Daniil Medvedev | Mackenzie McDonald |
| Barcelona Open | Apr 24, 2019 | 6-3, 6-2 | Second Round | Mackenzie McDonald | Gilles Simon |
| Barcelona Open | Apr 22, 2019 | 6-2, 6-2 | First Round | Mackenzie McDonald | Taro Daniel |
| US Men's Clay Court Championship | Apr 9, 2019 | 6-3, 6-4 | First Round | Henri Laaksonen | Mackenzie McDonald |
| Miami Masters | Mar 23, 2019 | 7-6 (7-4), 6-1 | Second Round | Stefanos Tsitsipas | Mackenzie McDonald |
| Miami Masters | Mar 21, 2019 | 6-4, 6-7 (4-7), 7-6 (7-4) | First Round | Mackenzie McDonald | Ugo Humbert |
| BNP Paribas Open | Mar 10, 2019 | 7-5, 6-0 | Second Round | Daniil Medvedev | Mackenzie McDonald |
