2024 Swiss Open Gstaad – Singles

Matteo Berrettini defeated Quentin Halys in the final, 6–3, 6–1 to win the singles tennis title at the 2024 Swiss Open Gstaad. It was his second title in Gstaad (after 2018) and ninth ATP Tour title overall. Halys was the first qualifier to reach the final since Yannick Hanfmann in 2017.

Pedro Cachín was the defending champion but lost to Berrettini in the first round.

Seeds
The top four seeds received a bye into the second round. • # Stefanos Tsitsipas (semifinals)

• #🇫🇷 Ugo Humbert (second round)

• #🇨🇦 Félix Auger-Aliassime (quarterfinals)

• #🇦🇷 Tomás Martín Etcheverry (quarterfinals)

• #🇩🇪 Jan-Lennard Struff (semifinals)

• #🇮🇹 Matteo Berrettini (champion)

• #🇮🇹 Fabio Fognini (quarterfinals)

• # Stan Wawrinka (first round)

Seeds
• # 🇫🇷 Titouan Droguet (qualified)

• # 🇺🇸 Nicolas Moreno de Alboran (qualifying competition, lucky loser)

• # 🇵🇪 Juan Pablo Varillas (qualified)

• # 🇦🇹 Filip Misolic (qualifying competition)

• # 🇧🇷 Gustavo Heide (qualified)

• # 🇵🇱 Maks Kaśnikowski (qualifying competition)

• # 🇫🇷 Quentin Halys (qualified)

• # 🇫🇷 Maxime Janvier (first round)

Qualifiers
• # 🇫🇷 Titouan Droguet

• # 🇫🇷 Quentin Halys

• # 🇵🇪 Juan Pablo Varillas

• # 🇧🇷 Gustavo Heide

Lucky loser
• # 🇺🇸 Nicolas Moreno de Alboran