2015 Chang-Sat Bangkok Open – Singles

Chung Hyeon was the defending champion but chose not to defend his title.

Yūichi Sugita won the title defeating Marco Trungelliti 6–4, 6–2 in the final.

Seeds
• # 🇯🇵 Tatsuma Ito (first round)

• # 🇮🇳 Somdev Devvarman (quarterfinals)

• # 🇯🇵 Yūichi Sugita (champion)

• # 🇧🇪 Niels Desein (first round)

• # 🇦🇺 Jordan Thompson (semifinals)

• # Chen Ti (semifinals)

• # 🇺🇸 Alexander Sarkissian (quarterfinals)

• # 🇯🇵 Yasutaka Uchiyama (second round)