[169] Denis Istomin 3-6,3-6 Christopher O'Connell [112] 2020-10-03 10:30
Stadium: Center Court Round: 27 Ground: Clay
Home History
| Challenger - Biella | 2020/10/01 13:00 | Stefano Napolitano v Denis Istomin | 3-6,4-6 |
| Challenger - Biella | 2020/09/29 11:00 | Denis Istomin v Illya Marchenko | 7-6,6-2 |
| Davis Cup | 2020/03/08 00:55 | Tommy Paul v Denis Istomin | 6-3,6-0 |
| Davis Cup | 2020/03/07 03:00 | Reilly Opelka v Denis Istomin | 6-2,7-5 |
| Challenger - Columbus | 2020/03/01 17:00 | Denis Istomin v Jeffrey John Wolf | 4-6,2-6 |
| Challenger - Columbus | 2020/02/29 18:30 | Jurij Rodionov v Denis Istomin | 3-6,6-7 |
| Challenger - Columbus | 2020/02/28 17:35 | Aleksandar Vukic v Denis Istomin | 3-6,2-6 |
| Challenger - Columbus | 2020/02/27 18:45 | Guilherme Clezar v Denis Istomin | 3-6,1-6 |
Away History
| Challenger - Biella | 2020/10/01 12:35 | Juan Pablo Ficovich v Christopher O'Connell | 7-5,4-6,1-6 |
| Challenger - Biella | 2020/09/29 08:00 | Ramkumar Ramanathan v Christopher O'Connell | 4-6,2-6 |
| French Open | 2020/09/21 12:55 | Christopher O'Connell v Elias Ymer | 5-7,4-6 |
| US Open | 2020/09/03 22:15 | Christopher O'Connell v Daniil Medvedev | 3-6,2-6,4-6 |
| US Open | 2020/09/01 22:25 | Christopher O'Connell v Laslo Djere | 4-6,6-4,7-6,6-4 |
| UTR Pro Tennis Series - Sydney | 2020/07/09 01:00 | Christopher O'Connell v Rinky Hijikata | 3-6,0-0 |
| UTR Pro Tennis Series - Sydney | 2020/07/08 04:00 | Christopher O'Connell v James McCabe | 6-3,6-1 |
| UTR Pro Tennis Series - Sydney | 2020/06/30 01:30 | Christopher O'Connell v Rinky Hijikata | 5-2 |