2009 Brisbane International – Men's singles

Michaël Llodra was the defending champion, but lost in the second round to Radek Štěpánek.

Radek Štěpánek won in the final 3–6, 6–3, 6–4, against Fernando Verdasco.

Seeds
• # 🇷🇸 Novak Djokovic (first round)

• # 🇫🇷 Jo-Wilfried Tsonga (quarterfinals)

• # 🇪🇸 Fernando Verdasco (final)

• # 🇸🇪 Robin Söderling (quarterfinals)

• # 🇨🇿 Tomáš Berdych (second round)

• # 🇺🇸 Mardy Fish (first round)

• # 🇫🇷 Richard Gasquet (semifinals)

• # 🇨🇿 Radek Štěpánek (champion)

Seeds
• # 🇷🇺 Teymuraz Gabashvili (qualified)

• # 🇺🇸 Bobby Reynolds (qualified)

• # 🇩🇪 Mischa Zverev (second round)

• # 🇧🇷 Thomaz Bellucci (second round)

• # 🇰🇿 Andrey Golubev (first round)

• # 🇱🇺 Gilles Muller (qualifying competition)

• # 🇦🇺 Chris Guccione (first round)

• # Kevin Anderson (qualifying competition)

Qualifiers
• # 🇷🇺 Teymuraz Gabashvili

• # 🇺🇸 Bobby Reynolds

• # 🇦🇺 Joseph Sirianni

• # 🇧🇦 Amer Delić