Geoffrey Blancaneaux leads 2 to 1 over 3 singles meetings since 2021. Last meeting on 21/06/2025 at Rothesay International - Eastbourne.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 21/06/2025 | Rothesay International - Eastbourne | Qualifying 1 | grass | Tseng | 7-5 6-7(4) 3-6 |
| 12/12/2021 | Maia 1 Challenger | Final | clay | Blancaneaux | 6-3 3-6 2-6 |
| 15/09/2021 | Istanbul 2 Challenger | Round 2 | hard | Blancaneaux | 6-3 7-5 |
| grass | Blancaneaux 0 - 1 Tseng |
| clay | Blancaneaux 1 - 0 Tseng |
| hard | Blancaneaux 1 - 0 Tseng |
| 2025 | Blancaneaux 0 - 1 Tseng |
| 2021 | Blancaneaux 2 - 0 Tseng |
168 wins, 191 losses since 2021 (46.8%).
Last matches: D V V D V
195 wins, 161 losses since 2021 (54.8%).
Last matches: D V V V D
Geoffrey Blancaneaux leads 2 to 1 over 3 singles meetings since 2021.
On 21/06/2025, at Rothesay International - Eastbourne (Qualifying 1): Chun Hsin Tseng won 7-5 6-7(4) 3-6.