2012 SAP Open – Singles

Milos Raonic defended his title, defeating unseeded Denis Istomin in straight sets in the final.

Seeds
The first four seeds received a bye into the second round. • # 🇫🇷 Gaël Monfils (withdrew due to knee injury)

• # 🇺🇸 Andy Roddick (quarterfinals)

• # 🇨🇦 Milos Raonic (champion)

• # 🇨🇿 Radek Štěpánek (second round)

• # Kevin Anderson (quarterfinals)

• # 🇫🇷 Julien Benneteau (semifinals)

• # 🇺🇸 Donald Young (first round)

• # 🇧🇪 Olivier Rochus (first round)

Seeds
• # 🇺🇸 Rajeev Ram (second round)

• # 🇱🇹 Ričardas Berankis (qualifying competition, retired)

• # 🇺🇸 Michael Yani (second round, retired due to a back injury)

• # 🇺🇸 Denis Kudla (qualified)

• # 🇨🇦 Pierre-Ludovic Duclos (first round)

• # 🇨🇴 Carlos Salamanca (first round)

• # 🇩🇪 Andre Begemann (first round)

• # 🇺🇸 Tim Smyczek (qualified)

Qualifiers
• # 🇺🇸 Dennis Lajola

• # 🇺🇸 Tim Smyczek

• # 🇧🇬 Dimitar Kutrovsky

• # 🇺🇸 Denis Kudla