[117] Gilles Simon 6-3,6-2 Mackenzie McDonald [55] 2021-10-21 17:55
Stadium: Central Court Round: 26 Ground: Hardcourt indoor
Head to Head
| ATP Barcelona | 2019/04/24 10:30 | Mackenzie McDonald v Gilles Simon | 6-3,6-2 |
| ATP Antwerp | 2018/10/17 10:00 | Gilles Simon v Mackenzie McDonald | 6-1,6-1 |
Home History
| ATP Moscow | 2021/10/19 12:55 | Laslo Djere v Gilles Simon | 7-6,5-7,3-6 |
| Challenger Orleans | 2021/09/29 13:40 | Gilles Simon v Holger Rune | 4-6,0-6 |
| ATP Metz | 2021/09/21 13:45 | Alejandro Davidovich Fokina v Gilles Simon | 6-7,7-6,6-2 |
| Challenger Rennes | 2021/09/14 18:55 | Gilles Simon v Teymuraz Gabashvili | 3-6,2-6 |
| ATP Winston-Salem | 2021/08/24 19:00 | Benoit Paire v Gilles Simon | 6-3,6-3 |
| ATP Winston-Salem | 2021/08/23 01:10 | Arthur Rinderknech v Gilles Simon | 5-7,3-6 |
| Challenger San Marino | 2021/08/12 19:45 | Maxime Janvier v Gilles Simon | 7-5,6-1 |
| Challenger San Marino | 2021/08/10 18:15 | Marco De Rossi v Gilles Simon | 3-6,3-6 |
Away History
| ATP Moscow | 2021/10/20 10:25 | Mackenzie McDonald v Yoshihito Nishioka | 6-3,6-4 |
| ATP Indian Wells | 2021/10/10 01:00 | Daniil Medvedev v Mackenzie McDonald | 6-4,6-2 |
| ATP Indian Wells | 2021/10/07 19:45 | Mackenzie McDonald v James Duckworth | 6-3,6-3 |
| US Open | 2021/09/02 19:55 | Kei Nishikori v Mackenzie McDonald | 7-6,6-3,6-7,2-6,6-3 |
| US Open | 2021/08/31 15:00 | Mackenzie McDonald v David Goffin | 6-2,7-5,6-3 |
| ATP Cincinnati | 2021/08/18 18:35 | Daniil Medvedev v Mackenzie McDonald | 6-2,6-2 |
| ATP Cincinnati | 2021/08/17 02:00 | Brandon Nakashima v Mackenzie McDonald | 5-7,2-6 |
| ATP Toronto | 2021/08/10 19:35 | Benoit Paire v Mackenzie McDonald | 6-3,6-4 |