2015 Lecoq Seoul Open – Men's singles

This was the first edition of the tournament.

Go Soeda won the title, defeating Chung Hyeon in the final, 3–6, 6–3, 6–3.

Seeds
• # Lu Yen-hsun (semifinals)

• # 🇯🇵 Go Soeda (champion)

• # 🇰🇷 Chung Hyeon (final)

• # 🇯🇵 Tatsuma Ito (first round)

• # 🇸🇰 Lukáš Lacko (withdrew due to fatigue)

• # 🇺🇦 Illya Marchenko (first round)

• # 🇷🇺 Alexander Kudryavtsev (second round)

• # Jimmy Wang (second round, retired)