Guillaume Dalmasso leads 2 to 0 over 2 singles meetings since 2025. Last meeting on 09/11/2025 at Drummondville Challenger.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 09/11/2025 | Drummondville Challenger | Qualifying 1 | indoor hard | Dalmasso | 7-6(5) 6-1 |
| 05/11/2025 | M25 Montreal | Round 1 | indoor hard | Dalmasso | 7-6(6) 3-6 7-5 |
| indoor hard | Dalmasso 2 - 0 Cao |
| 2025 | Dalmasso 2 - 0 Cao |
101 wins, 85 losses since 2021 (54.3%).
Last matches: D V D D V
22 wins, 39 losses since 2021 (36.1%).
Last matches: D D V D D
Guillaume Dalmasso leads 2 to 0 over 2 singles meetings since 2025.
On 09/11/2025, at Drummondville Challenger (Qualifying 1): Guillaume Dalmasso won 7-6(5) 6-1.