[61] Mackenzie McDonald 6-3,6-2 Gilles Simon [27] 2019-04-24 10:30
Stadium: Pista 2 Round: 25 Ground: Clay
Head to Head
| ATP Antwerp | 2018/10/17 10:00 | Gilles Simon v Mackenzie McDonald | 6-1,6-1 |
Home History
| ATP Barcelona | 2019/04/22 09:00 | Mackenzie McDonald v Taro Daniel | 6-2,6-2 |
| ATP Houston | 2019/04/09 19:00 | Mackenzie McDonald v Henri Laaksonen | 3-6,4-6 |
| ATP Miami | 2019/03/23 22:50 | Stefanos Tsitsipas v Mackenzie McDonald | 7-6,6-1 |
| ATP Miami | 2019/03/22 02:00 | Mackenzie McDonald v Ugo Humbert | 6-4,6-7,7-6 |
| ATP Miami | 2019/03/20 14:00 | Mackenzie McDonald v Lorenzo Sonego | 5-7,4-6 |
| ATP Miami | 2019/03/18 14:00 | Mackenzie McDonald v Peter Polansky | 7-6,7-5 |
| ATP Indian Wells | 2019/03/10 19:10 | Daniil Medvedev v Mackenzie McDonald | 7-5,6-0 |
| ATP Indian Wells | 2019/03/09 02:00 | Mackenzie McDonald v Joao Sousa | 6-4,3-6,6-3 |
Away History
| ATP Monte Carlo | 2019/04/16 11:00 | Gilles Simon v Alexei Popyrin | 7-5,6-1 |
| ATP Marrakech | 2019/04/13 11:00 | Gilles Simon v Pablo Andujar | 1-6,1-6 |
| ATP Marrakech | 2019/04/12 10:00 | Taro Daniel v Gilles Simon | 4-6,5-7 |
| ATP Marrakech | 2019/04/10 14:05 | Guido Andreozzi v Gilles Simon | 2-6,2-6 |
| ATP Marrakech | 2019/04/08 12:15 | Jozef Kovalik v Gilles Simon | 4-6,1-6 |
| ATP Miami | 2019/03/22 15:00 | Jeremy Chardy v Gilles Simon | 6-4,6-2 |
| ATP Indian Wells | 2019/03/11 23:20 | Gilles Simon v Dominic Thiem | 3-6,1-6 |
| ATP Indian Wells | 2019/03/09 20:35 | Gilles Simon v Malek Jaziri | 6-3,6-7,6-4 |