2009 China Open – Men's singles

Andy Roddick was the defending champion, but he lost in the first round against Łukasz Kubot.

Novak Djokovic won in the final 6–2, 7–6(7–4), against Marin Čilić.

Seeds
• # 🇪🇸 Rafael Nadal (semifinals)

• # 🇷🇸 Novak Djokovic (champion)

• # 🇺🇸 Andy Roddick (first round)

• # 🇷🇺 Nikolay Davydenko (quarterfinals)

• # 🇪🇸 Fernando Verdasco (quarterfinals)

• # 🇸🇪 Robin Söderling (semifinals)

• # Fernando González (second round)

• # Marin Čilić (final)

Seeds
• # 🇪🇸 Feliciano López (first round)

• # 🇺🇸 Robby Ginepri (qualified)

• # 🇮🇹 Fabio Fognini (qualified)

• # 🇩🇪 Florian Mayer (qualified)

• # 🇫🇷 Michaël Llodra (qualifying competition)

• # 🇺🇸 Brendan Evans (first round)

• # 🇫🇷 Sébastien De Chaunac (qualifying competition, retired)

• # 🇵🇱 Łukasz Kubot (qualified)

Qualifiers
• # 🇵🇱 Łukasz Kubot

• # 🇺🇸 Robby Ginepri

• # 🇮🇹 Fabio Fognini

• # 🇩🇪 Florian Mayer