2019 Swiss Open Gstaad

The 2019 Swiss Open Gstaad (also known as the 2019 J. Safra Sarasin Swiss Open Gstaad for sponsorship reasons) was a men's tennis tournament played on outdoor clay courts. It was the 52nd edition of the Swiss Open, and part of the ATP Tour 250 Series of the 2019 ATP Tour. It took place at the Roy Emerson Arena in Gstaad, Switzerland, from 22 July through 29 July 2019.

Seeds

 * 1 Rankings are as of July 15, 2019

Other entrants
The following players received wildcards into the singles main draw:
 * Sandro Ehrat
 * Marc-Andrea Hüsler
 * 🇪🇸 Tommy Robredo

The following players received entry using a protected ranking into the main draw:
 * 🇧🇪 Steve Darcis
 * 🇩🇪 Cedrik-Marcel Stebe

The following players received entry from the qualifying draw:
 * 🇮🇹 Filippo Baldi
 * 🇨🇴 Daniel Elahi Galán
 * 🇮🇹 Gian Marco Moroni
 * 🇦🇹 Dennis Novak

Withdrawals

 * Before the tournament
 * 🇮🇹 Matteo Berrettini →replaced by 🇨🇿 Jiří Veselý
 * 🇦🇷 Guido Pella →replaced by 🇮🇹 Thomas Fabbiano

Seeds

 * Rankings are as of July 15, 2019

Other entrants
The following pairs received wildcards into the doubles main draw:
 * Sandro Ehrat / Luca Margaroli
 * Marc-Andrea Hüsler / Jakub Paul

Singles

 * 🇪🇸 Albert Ramos Viñolas def. 🇩🇪 Cedrik-Marcel Stebe, 6–3, 6–2

Doubles

 * 🇧🇪 Sander Gillé / 🇧🇪 Joran Vliegen def. 🇦🇹 Philipp Oswald / 🇸🇰 Filip Polášek, 6–4, 6–3