2017 Korea Open – Singles

Lara Arruabarrena was the defending champion, but lost in the first round to Ekaterina Alexandrova.

Jeļena Ostapenko won the title, defeating Beatriz Haddad Maia in the final, 6–7(5–7), 6–1, 6–4.

Seeds
• # Jeļena Ostapenko (champion)

• # Kiki Bertens (first round)

• #🇨🇿 Kristýna Plíšková (first round)

• #🇷🇴 Sorana Cîrstea (quarterfinals)

• #🇷🇴 Irina-Camelia Begu (second round)

• #🇩🇪 Tatjana Maria (first round)

• #🇪🇸 Lara Arruabarrena (first round)

• #🇺🇸 Christina McHale (first round)

Seeds
• #🇨🇿 Tereza Martincová (qualifying competition)

• # Arantxa Rus (qualified)

• #🇹🇭 Luksika Kumkhum (qualified)

• #🇯🇵 Miharu Imanishi (qualifying competition)

• #🇹🇭 Peangtarn Plipuech (qualified)

• #🇨🇿 Karolína Muchová (qualified)

• #🇺🇸 Jennifer Elie (qualifying competition)

• #🇹🇭 Varatchaya Wongteanchai (qualified)

• #🇬🇧 Katy Dunne (qualifying competition)

• #🇦🇺 Priscilla Hon (qualified)

• #🇷🇺 Anna Morgina (qualifying competition)

• #🇰🇷 Kim Na-ri (qualifying competition)

Qualifiers
• #🇦🇺 Priscilla Hon

• # Arantxa Rus

• #🇹🇭 Luksika Kumkhum

• #🇹🇭 Varatchaya Wongteanchai

• #🇹🇭 Peangtarn Plipuech

• #🇨🇿 Karolína Muchová