2013 BMW Open – Singles

Philipp Kohlschreiber was the defending champion but lost in the final to Tommy Haas, 3–6, 6–7(3–7).

Seeds
The top four seeds receive a bye into the second round. • # 🇷🇸 Janko Tipsarević (quarterfinals)

• # Marin Čilić (second round)

• # 🇩🇪 Tommy Haas (champion)

• # 🇩🇪 Philipp Kohlschreiber (final)

• # 🇺🇦 Alexandr Dolgopolov (quarterfinals)

• # 🇩🇪 Florian Mayer (quarterfinals)

• # 🇷🇺 Mikhail Youzhny (first round)

• # 🇦🇹 Jürgen Melzer (first round)

Seeds
• # 🇨🇴 Santiago Giraldo (second round)

• # 🇵🇱 Łukasz Kubot (qualified)

• # 🇺🇦 Sergiy Stakhovsky (Qualifying competition, lucky loser)

• # 🇩🇪 Matthias Bachinger (qualified)

• # 🇩🇪 Jan-Lennard Struff (qualifying competition)

• # 🇺🇦 Illya Marchenko (first round)

• # 🇦🇺 John Millman (qualified)

• # 🇩🇪 Simon Greul (first round)

Qualifiers
• # 🇰🇿 Evgeny Korolev

• # 🇵🇱 Łukasz Kubot

• # 🇦🇺 John Millman

• # 🇩🇪 Matthias Bachinger

Lucky losers

 * 1) 🇺🇦 Sergiy Stakhovsky