Alexander Zverev def. Daniel Altmaier 7(7)-6(1), 3-6, 6-4, 6-3 — US Open 2023 R64

Alexander Zverev defeated Daniel Altmaier 7(7)-6(1), 3-6, 6-4, 6-3 in the R64 of the US Open 2023.

Head-to-head

Alexander Zverev and Daniel Altmaier have met 4 times, with Alexander Zverev leading the head-to-head 3–1.

• Italian Open 2026 R64 — Alexander Zverev won 7-5, 6-3
• Bavarian International 2025 R16 — Alexander Zverev won 6-3, 6-2
• Mexican Open 2024 R32 — Daniel Altmaier won 6-3, 3-6, 6-3