Chun Hsin Tseng leads 2 to 1 over 3 singles meetings since 2022. Last meeting on 28/07/2025 at National Bank Open - Toronto.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 28/07/2025 | National Bank Open - Toronto | Round 1 | hard | O'Connell | 6-1 6-2 |
| 12/04/2025 | BMW Open - Munich | Qualifying 1 | clay | Tseng | 3-6 2-6 |
| 26/09/2022 | Korea Open - Seoul | Round 1 | hard | Tseng | 6-4 0-0 |
| hard | O'Connell 1 - 1 Tseng |
| clay | O'Connell 0 - 1 Tseng |
| 2025 | O'Connell 1 - 1 Tseng |
| 2022 | O'Connell 0 - 1 Tseng |
180 wins, 145 losses since 2021 (55.4%).
Last matches: D V V D V
195 wins, 161 losses since 2021 (54.8%).
Last matches: D V V V D
Chun Hsin Tseng leads 2 to 1 over 3 singles meetings since 2022.
On 28/07/2025, at National Bank Open - Toronto (Round 1): Christopher O'Connell won 6-1 6-2.