2009 Fifth Third Bank Tennis Championships – Men's singles

Somdev Devvarman was the defending champion, but he decided not to start this year.

Harel Levy defeated 6–4, 4–6, 6–2 Alex Kuznetsov in the final.

Seeds
• # 🇺🇸 Brendan Evans (second round)

• # 🇦🇺 Chris Guccione (first round)

• # Kevin Anderson (first round)

• # 🇺🇸 Ryan Sweeting (second round)

• # 🇮🇱 Harel Levy (champion)

• # 🇦🇺 Carsten Ball (first round)

• # 🇦🇺 Marinko Matosevic (semifinals)

• # 🇰🇷 Im Kyu-tae (quarterfinals)