2012 Samsung Securities Cup – Men's singles

Lu Yen-hsun successfully defended his title by defeating Yūichi Sugita 6–3, 7–6(7–4) in the final.

Seeds
• # Lu Yen-hsun (champion)

• # 🇯🇵 Tatsuma Ito (second round)

• # 🇷🇺 Dmitry Tursunov (first round)

• # 🇹🇳 Malek Jaziri (second round)

• # 🇫🇷 Kenny de Schepper (quarterfinals)

• # 🇯🇵 Yūichi Sugita (final)

• # Jimmy Wang (semifinals)

• # 🇧🇾 Uladzimir Ignatik (quarterfinals)