[55] John Millman 4-6,2-6 Marcos Giron [67] 2021-10-01 11:00
Stadium: Center Court Round: 27 Ground: Hardcourt indoor
Home History
| Sofia, Bulgaria | 2021/09/30 09:00 | John Millman v Illya Marchenko | 5-7,7-6,6-3 |
| Sofia, Bulgaria | 2021/09/28 09:00 | John Millman v Ymer, Mikael | 6-2,6-4 |
| Astana, Kazakhstan | 2021/09/24 09:10 | James Duckworth v John Millman | 6-4,6-4 |
| Astana, Kazakhstan | 2021/09/22 10:50 | Jaume Munar v John Millman | 4-6,7-6,5-7 |
| Astana, Kazakhstan | 2021/09/21 10:30 | Dmitry Popko v John Millman | 6-3,1-6,4-6 |
| US Open, New York, USA | 2021/08/30 15:00 | Laaksonen, Henri v John Millman | 7-6,7-6,6-1 |
| Toronto, Canada | 2021/08/12 00:30 | Gaël Monfils v John Millman | 3-6,6-3,6-4 |
| Toronto, Canada | 2021/08/09 22:50 | John Millman v Ricardas Berankis | 6-3,7-6 |
Away History
| Sofia, Bulgaria | 2021/09/30 09:00 | Marcos Giron v Alex De Minaur | 7-6,7-6 |
| Sofia, Bulgaria | 2021/09/28 10:45 | Jaume Munar v Marcos Giron | 7-6,1-6,4-6 |
| Metz, France | 2021/09/24 12:00 | Marcos Giron v Gojowczyk, Peter | 6-3,1-6,3-6 |
| Metz, France | 2021/09/23 12:00 | Alex De Minaur v Marcos Giron | 5-7,6-7 |
| Metz, France | 2021/09/21 09:00 | Arthur Rinderknech v Marcos Giron | 6-3,6-7,4-6 |
| US Open, New York, USA | 2021/09/01 16:00 | Marcos Giron v Daniel Evans | 4-6,6-7,6-2,3-6 |
| US Open, New York, USA | 2021/08/30 17:50 | Marcos Giron v Antoine Hoang | 6-3,6-4,7-5 |
| Winston-Salem, USA | 2021/08/27 01:35 | Marcos Giron v Alcaraz Garfia, Carlos | 6-7,2-6 |