2009 Volkswagen Challenger – Singles

Louk Sorensen was the defending champion. He received the wild card, but he lost in the first round to future champion, Ruben Bemelmans. Bemelmans won in the final 7–6(5), 3–6, 6–3, against Stefano Galvani.

Seeds
• # 🇷🇸 Ilija Bozoljac (second round)

• # 🇩🇪 Simon Stadler (first round, retired)

• # 🇩🇪 Daniel Brands (second round)

• # 🇷🇴 Adrian Cruciat (first round)

• # 🇨🇿 Lukáš Rosol (semifinals)

• # 🇬🇧 Alex Bogdanovic (quarterfinals)

• # 🇷🇺 Alexandre Kudryavtsev (second round)

• # 🇮🇹 Andrea Stoppini (second round)