Stadium: Center Court Round: 25 Ground: Grass
| Australian Open | 2023/01/17 06:45 | Christopher O'Connell v Jenson Brooksby | 6-3,2-6,3-6,2-6 |
| ATP Adelaide 2 | 2023/01/10 00:30 | Tommy Paul v Christopher O'Connell | 6-4,7-5 |
| ATP Adelaide 2 | 2023/01/09 02:55 | John Millman v Christopher O'Connell | 6-3,7-6 |
| ATP Adelaide 2 | 2023/01/08 05:20 | Rinky Hijikata v Christopher O'Connell | 6-3,1-6,2-6 |
| ATP Adelaide | 2023/01/02 00:30 | Miomir Kecmanovic v Christopher O'Connell | 6-4,6-4 |
| Challenger Kobe | 2022/11/19 03:35 | Christopher O'Connell v Yosuke Watanuki | 4-6,6-7 |
| Challenger Kobe | 2022/11/18 02:00 | Christopher O'Connell v Marc Polmans | 7-5,7-6 |
| Challenger Kobe | 2022/11/17 03:40 | Christopher O'Connell v Beibit Zhukayev | 6-2,6-7,6-1 |
| Australian Open | 2023/01/16 03:20 | Daniel Altmaier v Frances Tiafoe | 3-6,3-6,7-6,6-7 |
| ATP Auckland | 2023/01/07 01:45 | Thiago Monteiro v Daniel Altmaier | 3-6,7-5,7-6 |
| Challenger Montevideo | 2022/11/13 00:00 | Daniel Altmaier v Tomas Martin Etcheverry | 7-6,3-6,6-7 |
| Challenger Montevideo | 2022/11/11 23:45 | Nicolas Kicker v Daniel Altmaier | 4-6,6-1,3-6 |
| Challenger Montevideo | 2022/11/09 20:00 | Felipe Meligeni Rodrigues Alves v Daniel Altmaier | 6-7,3-6 |
| Challenger Montevideo | 2022/11/08 21:05 | Juan Bautista Torres v Daniel Altmaier | 2-6,2-6 |
| Challenger Guayaquil | 2022/11/06 17:55 | Federico Coria v Daniel Altmaier | 2-6,4-6 |
| Challenger Guayaquil | 2022/11/05 21:20 | Daniel Altmaier v Marco Cecchinato | 7-6,6-4 |