Stadium: Court 8 Round: 24 Ground: Grass
| French Open | 2021/05/30 09:00 | Egor Gerasimov v Enzo Couacaud | 6-7,4-6,3-6 |
| ATP Belgrade | 2021/05/24 10:00 | Mats Moraing v Egor Gerasimov | 4-6,7-6,7-5 |
| ATP Rome | 2021/05/08 15:55 | Marco Cecchinato v Egor Gerasimov | 6-7,6-2,6-3 |
| ATP Madrid | 2021/05/01 09:00 | Gianluca Mager v Egor Gerasimov | 6-4,6-3 |
| ATP Barcelona | 2021/04/20 18:00 | Egor Gerasimov v Jannik Sinner | 3-6,2-6 |
| ATP Barcelona | 2021/04/19 11:30 | Jo-Wilfried Tsonga v Egor Gerasimov | 5-7,1-6 |
| ATP Monte Carlo | 2021/04/10 09:30 | Egor Gerasimov v Henri Laaksonen | 6-2,1-6,3-6 |
| ATP Cagliari | 2021/04/07 10:35 | Egor Gerasimov v Aljaz Bedene | 4-6,6-7 |
| French Open | 2021/06/02 11:15 | Karen Khachanov v Kei Nishikori | 6-4,2-6,6-2,4-6,4-6 |
| French Open | 2021/05/30 11:35 | Karen Khachanov v Jiri Vesely | 6-1,6-2,6-3 |
| ATP Lyon | 2021/05/22 14:00 | Cameron Norrie v Karen Khachanov | 6-1,6-1 |
| ATP Lyon | 2021/05/21 11:45 | Richard Gasquet v Karen Khachanov | 1-6,6-7 |
| ATP Lyon | 2021/05/19 15:50 | Kamil Majchrzak v Karen Khachanov | 6-7,3-6 |
| ATP Lyon | 2021/05/18 09:00 | Benjamin Bonzi v Karen Khachanov | 1-6,6-4,6-7 |
| ATP Rome | 2021/05/10 11:10 | Karen Khachanov v Federico Delbonis | 6-3,4-6,0-6 |
| ATP Madrid | 2021/05/04 09:00 | Karen Khachanov v Kei Nishikori | 7-6,2-6,2-6 |