2011 If Stockholm Open – Singles

Roger Federer was the defending champion, but decided not to participate.

Gaël Monfils won the title beating Jarkko Nieminen in the final, for his first title of the year.

Seeds
The top four seeds received a bye into the second round. • # 🇫🇷 Gaël Monfils (champion)

• # 🇦🇷 Juan Martín del Potro (second round)

• # Stanislas Wawrinka (second round)

• # 🇦🇷 Juan Ignacio Chela (second round)

• # Kevin Anderson (Quarterfinal)

• # 🇨🇦 Milos Raonic (semifinals)

• # Ivan Dodig (second round)

• # 🇪🇸 Tommy Robredo (first round)