Colin Sinclair leads 2 to 1 over 3 singles meetings since 2024. Last meeting on 27/04/2025 at Guangzhou Challenger.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 27/04/2025 | Guangzhou Challenger | Qualifying 1 | hard | Sinclair | 6-3 3-6 6-4 |
| 02/04/2025 | M15 Kashiwa | Round 1 | hard | Delaney | 4-6 7-6(0) 7-6(3) |
| 08/10/2024 | M25 Cairns | Round 1 | hard | Sinclair | 3-6 7-6(7) 3-6 |
| hard | Sinclair 2 - 1 Delaney |
| 2025 | Sinclair 1 - 1 Delaney |
| 2024 | Sinclair 1 - 0 Delaney |
195 wins, 143 losses since 2021 (57.7%).
Last matches: D D V D V
182 wins, 123 losses since 2021 (59.7%).
Last matches: D V V V D
Colin Sinclair leads 2 to 1 over 3 singles meetings since 2024.
On 27/04/2025, at Guangzhou Challenger (Qualifying 1): Colin Sinclair won 6-3 3-6 6-4.