2011 SAP Open – Singles

Fernando Verdasco was the defending champion, but Milos Raonic defeated him in the final 7–6(7–6), 7–6(7–5).

Seeds
• # 🇪🇸 Fernando Verdasco (final)

• # 🇫🇷 Gaël Monfils (semifinals, withdrew due to a left wrist injury)

• # 🇺🇸 Sam Querrey (first round)

• # 🇧🇪 Xavier Malisse (first round)

• # 🇺🇿 Denis Istomin (quarterfinals)

• # 🇩🇪 Benjamin Becker (first round)

• # 🇦🇺 Lleyton Hewitt (quarterfinals)

• # 🇯🇵 Kei Nishikori (second round)