2024 Surbiton Trophy – Men's singles

Andy Murray was the reigning champion but withdrew before the tournament began.

Lloyd Harris won the title after defeating Leandro Riedi 7–6(10–8), 7–5 in the final.

Seeds
• # 🇺🇸 Alex Michelsen (first round)

• # 🇬🇧 Dan Evans (second round)

• # 🇫🇮 Emil Ruusuvuori (first round)

• # 🇦🇺 Christopher O'Connell (withdrew)

• # 🇺🇸 Mackenzie McDonald (second round)

• # 🇺🇸 Brandon Nakashima (semifinals)

• # 🇦🇺 Aleksandar Vukic (second round)

• # 🇨🇳 Shang Juncheng (first round)