Level, 1 wins each over 2 singles meetings since 2025. 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 | Altmaier | 6-3 3-6 4-6 |
| 19/03/2025 | Miami Open - Miami | Round 1 | hard | Wong | 6-4 6-3 |
| hard | Altmaier 1 - 1 Wong |
| 2026 | Altmaier 1 - 0 Wong |
| 2025 | Altmaier 0 - 1 Wong |
193 wins, 173 losses since 2021 (52.7%).
Last matches: D D V D V
196 wins, 146 losses since 2021 (57.3%).
Last matches: D V V V D
Level, 1 wins each over 2 singles meetings since 2025.
On 14/08/2026, at Cincinnati Open - Cincinnati (Round 1): Daniel Altmaier won 6-3 3-6 4-6.