| Singles | |
|---|---|
| 2024 Swiss Open Gstaad | |
| 2023 Champion |  Pedro Cachín |
| Draw | 28 |
| Seeds | 8 |
Pedro Cachín is the defending champion. [1]
| Singles | |
|---|---|
| 2024 Swiss Open Gstaad | |
| 2023 Champion | Pedro Cachín |
| Draw | 28 |
| Seeds | 8 |
Pedro Cachín is the defending champion. [1]
The top four seeds received a bye into the second round.
| Semifinals | Final | ||||||||||||
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| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 |  S Tsitsipas | ||||||||||||||||||||||||||
| WC |  M-A Hüsler | 77 | 0 | | |||||||||||||||||||||||
 H Medjedovic | 63 | 0 | | ||||||||||||||||||||||||
 D Thiem | 3 | 7 | 64 | | |||||||||||||||||||||||
| Q |  JP Varillas | 6 | 5 | 77 | Q | JP Varillas | |||||||||||||||||||||
| Q |  T Droguet | 4 | 3 | 7 |  F Fognini | ||||||||||||||||||||||
| 7 | F Fognini | 6 | 6 | | |||||||||||||||||||||||
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| 3 |  F Auger-Aliassime | ||||||||||||||||||||||||||
 Y Hanfmann | | ||||||||||||||||||||||||||
| LL | | | |||||||||||||||||||||||||
 V Kopřiva | 3 | 2 | | ||||||||||||||||||||||||
 DE Galán | 6 | 6 | DE Galán | ||||||||||||||||||||||||
| P Cachín | | ||||||||||||||||||||||||||
| 6 | M Berrettini | ||||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 5 | J-L Struff | 78 | 77 | ||||||||||||||||||||||||
 A Ramos Viñolas | 66 | 64 | 5 | J-L Struff | |||||||||||||||||||||||
| WC | L Riedi | 77 | 7 | WC | L Riedi | ||||||||||||||||||||||
| G Barrère | 62 | 5 | | ||||||||||||||||||||||||
 B van de Zandschulp | | ||||||||||||||||||||||||||
| WC | D Stricker | | |||||||||||||||||||||||||
| 4 | TM Etcheverry | ||||||||||||||||||||||||||
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| 8 | S Wawrinka | | |||||||||||||||||||||||||
 L Klein | | ||||||||||||||||||||||||||
| Q | Q Halys | | |||||||||||||||||||||||||
| R Gasquet | | ||||||||||||||||||||||||||
| Q |  G Heide | | |||||||||||||||||||||||||
| S Napolitano | | ||||||||||||||||||||||||||
| 2 | U Humbert | ||||||||||||||||||||||||||
Titouan Droguet (qualified)
Nicolas Moreno de Alboran (qualifying competition) Juan Pablo Varillas (qualified) Filip Misolic (qualifying competition) Gustavo Heide (qualified)
Maks Kaśnikowski (qualifying competition) Quentin Halys (qualified) Maxime Janvier (first round)| First round | Qualifying competition | ||||||||||||
| 1 | Titouan Droguet | 712 | 3 | 77 | |||||||||
 Filip Cristian Jianu | 610 | 6 | 63 | ||||||||||
| 1 | Titouan Droguet | 7 | 6 | ||||||||||
| 6 | Maks Kaśnikowski | 5 | 2 | ||||||||||
| Rémy Bertola | 3 | 1 | |||||||||||
| 6 | Maks Kaśnikowski | 6 | 6 | ||||||||||
| First round | Qualifying competition | ||||||||||||
| 2 | Nicolas Moreno de Alboran | 6 | 6 | ||||||||||
| Andrea Collarini | 2 | 2 | |||||||||||
| 2 | Nicolas Moreno de Alboran | 5 | 3 | ||||||||||
| 7 | Quentin Halys | 7 | 6 | ||||||||||
| Giovanni Fonio | 6 | 66 | 2 | ||||||||||
| 7 | Quentin Halys | 1 | 78 | 6 | |||||||||
| First round | Qualifying competition | ||||||||||||
| 3 | Juan Pablo Varillas | 6 | 6 | ||||||||||
| Clément Tabur | 4 | 2 | |||||||||||
| 3 | Juan Pablo Varillas | 77 | 4 | 6 | |||||||||
| WC | Jérôme Kym | 64 | 6 | 1 | |||||||||
| WC | Jérôme Kym | 6 | 6 | ||||||||||
| 8 | Maxime Janvier | 4 | 4 | ||||||||||
| First round | Qualifying competition | ||||||||||||
| 4 | Filip Misolic | 6 | 3 | 7 | |||||||||
| Alt |  Nerman Fatić | 3 | 6 | 5 | |||||||||
| 4 | Filip Misolic | 3 | 6 | 4 | |||||||||
| 5 | Gustavo Heide | 6 | 3 | 6 | |||||||||
| WC | Mika Brunold | 4 | 2 | ||||||||||
| 5 | Gustavo Heide | 6 | 6 | ||||||||||
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