2024 Swiss Open Gstaad

The 2024 Swiss Open Gstaad (also known as the EFG Swiss Open Gstaad for sponsorship reasons) was a men's tennis tournament played on outdoor clay courts. It was the 56th edition of the Swiss Open, and part of the ATP Tour 250 Series of the 2024 ATP Tour. It took place at the Roy Emerson Arena in Gstaad, Switzerland, from 15 through 21 July 2024.

Singles

 * 🇮🇹 Matteo Berrettini def. 🇫🇷 Quentin Halys, 6–3, 6–1

Doubles

 * 🇮🇳 Yuki Bhambri / 🇫🇷 Albano Olivetti def. 🇫🇷 Ugo Humbert / 🇫🇷 Fabrice Martin, 3–6, 6–3, [10–6]

Seeds

 * † Rankings are as of 1 July 2024

Other entrants
The following players received wildcards into the main draw:
 * Marc-Andrea Hüsler
 * Leandro Riedi
 * Dominic Stricker

The following player received entry as an emergency substitution:
 * 🇦🇹 Dominic Thiem

The following players received entry from the qualifying draw:
 * 🇫🇷 Titouan Droguet
 * 🇫🇷 Quentin Halys
 * 🇧🇷 Gustavo Heide
 * 🇵🇪 Juan Pablo Varillas

The following player received entry as a lucky loser:
 * 🇺🇸 Nicolas Moreno de Alboran

Withdrawals

 * 🇦🇺 Alex de Minaur → replaced by 🇸🇰 Lukáš Klein
 * 🇧🇦 Damir Džumhur → replaced by 🇺🇸 Nicolas Moreno de Alboran
 * 🇵🇱 Hubert Hurkacz → replaced by 🇷🇸 Hamad Medjedovic
 * Nicolás Jarry → replaced by 🇨🇿 Vít Kopřiva
 * 🇺🇸 Tommy Paul → replaced by 🇦🇹 Dominic Thiem

Seeds

 * Rankings are as of 1 July 2024.

Other entrants
The following pairs received wildcards into the doubles main draw:
 * 🇨🇦 Félix Auger-Aliassime / Dominic Stricker
 * Marc-Andrea Hüsler / Leandro Riedi