2026 Swiss Open Gstaad
Tennis tournament
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The 2026 Swiss Open Gstaad (also known as the EFG Swiss Open Gstaad for sponsorship reasons) is a men's tennis tournament to be played on outdoor clay courts. It will be the 58th edition of the Swiss Open, and part of the ATP 250 tournaments of the 2026 ATP Tour. It will take place at the Roy Emerson Arena in Gstaad, Switzerland, from 13 through 19 July 2026.[1]
| 2026 Swiss Open Gstaad | |
|---|---|
| Date | 13–19 July |
| Edition | 58th |
| Category | ATP 250 |
| Draw | 28S / 16D |
| Surface | Clay / outdoor |
| Location | Gstaad, Switzerland |
| Venue | Roy Emerson Arena |
| 2025 Champions | |
| Singles | |
 Alexander Bublik | |
| Doubles | |
 Francisco Cabral /  Lucas Miedler | |
Champions
Singles
vs.
Doubles
- / vs. /
Singles main draw entrants
Seeds
| Country | Player | Rank1 | Seed |
|---|---|---|---|
| KAZ |
Alexander Bublik | 11 | 1 |
 NOR |
Casper Ruud | 12 | 2 |
 MON |
Valentin Vacherot | 20 | 3 |
 FRA |
Arthur Rinderknech | 28 | 4 |
 PER |
Ignacio Buse | 34 | 5 |
 ARG |
Juan Manuel Cerúndolo | 42 | 6 |
 BEL |
Raphaël Collignon | 43 | 7 |
 ESP |
Jaume Munar | 44 | 8 |
- † Rankings are as of 29 June 2026 [2]
Other entrants
The following players received wildcards into the main draw:
The following player received entry through the Next Gen Accelerator program:
The following players received entry from the qualifying draw:
Withdrawals
Mattia Bellucci → replaced by 
Quentin Halys- Matteo Berrettini → replaced by
Jaime Faria - Benjamin Bonzi → replaced by Alexandre Müller
Francisco Comesaña → replaced by 
Stan Wawrinka
Jan-Lennard Struff → replaced by 
Alexander Shevchenko
Doubles main draw entrants
Seeds
| Country | Player | Country | Player | Rank | Seed |
|---|---|---|---|---|---|
| AUT |
Lucas Miedler |  AUS |
Marc Polmans | 60 | 1 |
 GER |
Jakob Schnaitter | GER |
Mark Wallner | 74 | 2 |
| FRA |
Quentin Halys | FRA |
Pierre-Hugues Herbert | 87 | 3 |
 CZE |
Petr Nouza | AUT |
Neil Oberleitner | 88 | 4 |
- Rankings are as of 29 June 2026.
Other entrants
The following pairs received wildcards into the doubles main draw: