Level, 1 wins each over 2 singles meetings since 2022. Last meeting on 14/08/2026 at Cincinnati Open - Cincinnati.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 14/08/2026 | Cincinnati Open - Cincinnati | Round 1 | hard | O'Connell | 6-4 7-6(5) |
| 22/10/2022 | Busan Challenger | Semi-final | hard | Majchrzak | 7-6(3) 5-4 |
| hard | Majchrzak 1 - 1 O'Connell |
| 2026 | Majchrzak 0 - 1 O'Connell |
| 2022 | Majchrzak 1 - 0 O'Connell |
161 wins, 97 losses since 2021 (62.4%).
Last matches: D V D D D
180 wins, 145 losses since 2021 (55.4%).
Last matches: D V V D V
Level, 1 wins each over 2 singles meetings since 2022.
On 14/08/2026, at Cincinnati Open - Cincinnati (Round 1): Christopher O'Connell won 6-4 7-6(5).