[52] Daniel Altmaier 3-6,7-6,6-4 Christopher O'Connell [73] 2023-08-12 14:00
Stadium: Court 4 Round: 14 Ground: Hardcourt outdoor
Head to Head
| ATP Stuttgart | 2023/06/13 10:30 | Christopher O'Connell v Daniel Altmaier | 6-3,6-1 |
Home History
| ATP Kitzbühel | 2023/08/02 10:40 | Daniel Elahi Galan v Daniel Altmaier | 3-6,6-2,7-6 |
| ATP Kitzbühel | 2023/08/01 09:30 | Marc-Andrea Huesler v Daniel Altmaier | 7-6,2-6,4-6 |
| ATP Hamburg | 2023/07/28 13:15 | Zhizhen Zhang v Daniel Altmaier | 6-4,6-4 |
| ATP Hamburg | 2023/07/27 15:45 | Daniel Altmaier v Andrey Rublev | 6-2,6-2 |
| ATP Hamburg | 2023/07/24 18:55 | Daniel Altmaier v Richard Gasquet | 7-5,6-4 |
| ATP Gstaad | 2023/07/19 14:10 | Yannick Hanfmann v Daniel Altmaier | 4-6,6-2,7-5 |
| ATP Gstaad | 2023/07/17 08:30 | Benjamin Bonzi v Daniel Altmaier | 3-6,4-6 |
| Challenger Braunschweig | 2023/07/13 16:35 | Daniel Altmaier v Franco Agamenone | 3-6,6-2,3-6 |
Away History
| ATP Toronto | 2023/08/06 16:00 | Christopher O'Connell v Cristian Garin | 6-7,4-6 |
| ATP Toronto | 2023/08/05 16:25 | Christopher O'Connell v Thai-Son Kwiatkowski | 6-2,2-6,6-4 |
| ATP Kitzbühel | 2023/08/01 13:30 | Laslo Djere v Christopher O'Connell | 6-4,7-6 |
| ATP Umag | 2023/07/25 14:30 | Zsombor Piros v Christopher O'Connell | 6-3,6-4 |
| Wimbledon | 2023/07/08 11:15 | Christopher Eubanks v Christopher O'Connell | 7-6,7-6,7-6 |
| Wimbledon | 2023/07/07 10:00 | Christopher O'Connell v Jiri Vesely | 6-3,7-5,6-4 |
| Wimbledon | 2023/07/06 12:10 | Christopher O'Connell v Hamad Medjedovic | 7-5,6-4,4-6,6-4 |
| ATP Mallorca | 2023/06/25 13:05 | Corentin Moutet v Christopher O'Connell | 7-5,6-4 |