2018 Korea Open – Doubles

Kiki Bertens and Johanna Larsson were the defending champions, but Bertens chose not to participate. Larsson played alongside Mona Barthel, but lost in the semifinals to Hsieh Shu-ying and Hsieh Su-wei.

Choi Ji-hee and Han Na-lae won the title, defeating Hsieh and Hsieh in the final, 6–3, 6–2.

Seeds
• # 🇷🇴 Irina-Camelia Begu / 🇷🇴 Raluca Olaru (quarterfinals)

• # Dalila Jakupović / Darija Jurak (quarterfinals)

• # 🇦🇺 Ellen Perez / 🇦🇺 Arina Rodionova (semifinals)

• # 🇩🇪 Mona Barthel / 🇸🇪 Johanna Larsson (semifinals)