2024 Tennis Challenger Hamburg – Singles

Illya Marchenko was the defending champion but lost in the first round to Ergi Kırkın.

Henri Squire won the title after defeating Clément Chidekh 6–4, 6–2 in the final.

Seeds
• # 🇬🇧 Jan Choinski (first round)

• # 🇯🇵 Sho Shimabukuro (first round)

• # 🇨🇳 Bu Yunchaokete (second round)

• # 🇬🇧 Billy Harris (first round)

• # 🇮🇹 Mattia Bellucci (quarterfinals)

• # 🇩🇪 Rudolf Molleker (quarterfinals, retired)

• # Alexander Ritschard (quarterfinals)

• # Marc-Andrea Hüsler (second round)