2019 Geneva Open

The 2019 Geneva Open (sponsored by Banque Eric Sturdza) was a men's tennis tournament played on outdoor clay courts. It was the 17th edition of the Geneva Open and part of the ATP Tour 250 series of the 2019 ATP Tour. It took place at the Tennis Club de Genève in Geneva, Switzerland, from May 19 through May 25, 2019.

Seeds

 * Rankings are as of May 13, 2019.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇪🇸 Feliciano López
 * 🇷🇸 Janko Tipsarević
 * Stan Wawrinka

The following players received entry from the qualifying draw:
 * 🇧🇬 Grigor Dimitrov
 * 🇧🇦 Damir Džumhur
 * 🇮🇹 Lorenzo Sonego
 * 🇪🇸 Bernabé Zapata Miralles

Withdrawals

 * 🇮🇹 Matteo Berrettini → replaced by 🇺🇸 Denis Kudla
 * 🇷🇸 Laslo Đere → replaced by 🇪🇸 Albert Ramos Viñolas
 * 🇮🇹 Fabio Fognini → replaced by 🇩🇪 Alexander Zverev
 * Robin Haase → replaced by 🇩🇪 Mischa Zverev
 * 🇹🇳 Malek Jaziri → replaced by 🇦🇷 Federico Delbonis
 * 🇩🇪 Phieiber → replaced by 🇩🇪 Peter Gojowczyk
 * 🇷🇺 Daniil Medvedev → replaced by 🇯🇵 Taro Daniel
 * 🇪🇸 Jaume Munar → replaced by Cristian Garín
 * 🇦🇷 Guido Pella → replaced by Nicolás Jarry

Seeds

 * Rankings are as of May 13, 2019.

Other entrants
The following pairs received wildcards into the doubles main draw:
 * Marc-Andrea Hüsler / 🇷🇴 Florin Mergea
 * Johan Nikles / 🇷🇸 Nenad Zimonjić

Withdrawals

 * During the tournament
 * 🇦🇷 Federico Delbonis
 * Cristian Garín

Singles

 * 🇩🇪 Alexander Zverev def. Nicolás Jarry, 6–3, 3–6, 7–6(10–8)

Doubles

 * 🇦🇹 Oliver Marach /  Mate Pavić def. 🇦🇺 Matthew Ebden / 🇸🇪 Robert Lindstedt, 6–4, 6–4