2024 Hamburg Open – Men's singles

Arthur Fils won the men's singles title at the 2024 Hamburg Open, defeating defending champion Alexander Zverev in the final, 6–3, 3–6, 7–6(7–1). It was his second ATP Tour title and first ATP 500 title.

Seeds
• #🇩🇪 Alexander Zverev (final)

• # Holger Rune (quarterfinals, retired)

• #🇦🇷 Sebastián Báez (semifinals)

• #🇦🇷 Francisco Cerúndolo (quarterfinals)

• #🇫🇷 Arthur Fils (champion)

• #🇮🇹 Matteo Arnaldi (first round)

• #🇮🇹 Luciano Darderi (quarterfinals)

• #🇨🇳 Zhang Zhizhen (quarterfinals)

Seeds
• # Jesper de Jong (qualified)

• # 🇦🇷 Francisco Comesaña (qualifying competition, lucky loser)

• # 🇰🇿 Mikhail Kukushkin (first round)

• # 🇧🇷 Felipe Meligeni Alves (qualified)

• # 🇦🇷 Marco Trungelliti (qualified)

• # Tseng Chun-hsin (first round)

• # 🇫🇷 Ugo Blanchet (qualified)

• # 🇩🇴 Nick Hardt (qualifying competition, lucky loser)

Qualifiers
• # Jesper de Jong

• # 🇫🇷 Ugo Blanchet

• # 🇦🇷 Marco Trungelliti

• # 🇧🇷 Felipe Meligeni Alves

Lucky losers
• # 🇦🇷 Francisco Comesaña

• # 🇩🇴 Nick Hardt