Last year's winner in the individual was Gaël Monfils , who no longer participated this year. In the final, the two top seeders faced each other. The Czech Tomáš Berdych won in three sets against Jo-Wilfried Tsonga . For Berdych, after the win in Montpellier, it was his second title this year and his eighth title overall on the ATP World Tour . In doubles, Rohan Bopanna and Aisam-ul-Haq Qureshi were the defending champions. While Bopanna did not participate this year, Qureshi played alongside Jean-Julien Rojer and was eliminated in the semifinals against Marcelo Melo and Bruno Soares . The Brazilian duo also won the final against Robert Lindstedt and Nenad Zimonjić in three sets. For the duo it was the fourth joint title, the first of which this year.
The field of participants in the single competition consisted of 28 players, that of the doubles competition consisted of 16 pairs. The four top seeded players each received a bye into the second round.
The qualification took place from October 13-15, 2012. Four qualifying places were played, which entitle them to participate in the main draw of the tournament.
At the Stockholm Open 2012 the following prize money and world ranking points were paid out or credited for reaching the respective round. Players who entered the main field from qualification received the specified qualification points in addition to those for reaching the respective round. Otherwise the amounts are not to be understood as cumulative. The amounts for the double competition apply per player.