2012 Open 13

The 2012 Open 13 was a men's tennis tournament played on indoor hard courts. It was the 19th edition of the Open 13, and was part of the World Tour 250 tier of the 2012 ATP World Tour. It took place at the Palais des Sports in Marseille, France, from 20 February through 26 February 2010. Fourth-seeded Juan Martín del Potro won the singles title.

Seeds

 * 1 Rankings as of February 13, 2012

Other entrants
The following players received wildcards into the main draw:
 * 🇫🇷 Arnaud Clément
 * 🇫🇷 Paul-Henri Mathieu
 * 🇫🇷 Florent Serra

The following players received entry from the qualifying draw:
 * 🇪🇸 Roberto Bautista-Agut
 * Marco Chiudinelli
 * 🇧🇪 David Goffin
 * 🇫🇷 Albano Olivetti

Retirements

 * 🇷🇺 Nikolay Davydenko (right foot injury)
 * 🇫🇷 Adrian Mannarino (right wrist injury)

Seeds

 * Rankings are as of February 13, 2012

Other entrants
The following pairs received wildcards into the doubles main draw:
 * 🇫🇷 David Guez / 🇫🇷 Florent Serra
 * 🇫🇷 Pierre-Hugues Herbert / 🇫🇷 Nicolas Renavand

Singles
🇦🇷 Juan Martín del Potro defeated 🇫🇷 Michaël Llodra, 6–4, 6–4
 * It was del Potro's 1st title of the year and 10th of his career.

Doubles
🇫🇷 Nicolas Mahut / 🇫🇷 Édouard Roger-Vasselin defeated 🇩🇪 Dustin Brown / 🇫🇷 Jo-Wilfried Tsonga, 3–6, 6–4, [10–6]