2010 Allianz Suisse Open Gstaad

The 2010 Allianz Suisse Open Gstaad was a men's tennis tournament played on outdoor clay courts. It was the 42nd edition of the Allianz Suisse Open Gstaad, and was part of the ATP World Tour 250 Series of the 2009 ATP Tour. It took place at the Roy Emerson Arena in Gstaad, Switzerland, from 25 July through 1 August 2010.

Seeds
*Seedings based on the July 19, 2010 rankings.

Other entrants
The following players received wildcards into the singles main draw
 * Michael Lammer
 * Alexander Sadecky
 * 🇦🇷 Agustín Velotti

The following players received entry from the qualifying draw:
 * 🇺🇿 Farrukh Dustov
 * 🇦🇹 Andreas Haider-Maurer
 * Yann Marti
 * 🇰🇿 Yuri Schukin

Singles
🇪🇸 Nicolás Almagro defeated 🇫🇷 Richard Gasquet, 7–5, 6–1
 * It was Almagro's second title of the year and 7th of his career.

Doubles
🇸🇪 Johan Brunström / 🇫🇮 Jarkko Nieminen defeated 🇧🇷 Marcelo Melo / 🇧🇷 Bruno Soares, 6–3, 6–7(4–7), [11–9]