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.

[1] The following players received wildcards into the singles main draw: The following players received entry from the qualifying draw: The following pairs received wildcards into the doubles main draw: