2012 Swedish Open – Men's singles

Robin Söderling was the defending champion, but withdrew due to illness. David Ferrer won the title, defeating Nicolás Almagro 6–2, 6–2 in the final.

Seeds
The top four seeds receive a bye into the second round. • # 🇪🇸 David Ferrer (champion)

• # 🇪🇸 Nicolás Almagro (final)

• # 🇪🇸 Albert Ramos (quarterfinals)

• # 🇫🇮 Jarkko Nieminen (second round)

• # 🇰🇿 Mikhail Kukushkin (first round)

• # 🇧🇬 Grigor Dimitrov (semifinals)

• # 🇮🇹 Filippo Volandri (second round)

• # 🇷🇴 Adrian Ungur (first round)

Seeds
• # 🇮🇹 Alessandro Giannessi (qualified)

• # 🇧🇷 Thiago Alves (qualified)

• # João Sousa (withdrew)

• # 🇫🇷 Jonathan Dasnières de Veigy (first round)

• # 🇧🇷 Júlio Silva (second round)

• # 🇨🇿 Ivo Minář (qualified)

• # 🇪🇸 Iván Navarro (qualifying competition)

• # 🇵🇱 Michał Przysiężny (qualifying competition)

Qualifiers
• # 🇮🇹 Alessandro Giannessi

• # 🇧🇷 Thiago Alves

• # 🇨🇿 Ivo Minář

• # 🇰🇿 Evgeny Korolev