2018 Swiss Open – Women's Doubles

A WTA team was the defending champion from 2017.

Seeds
🇨🇿 Barbora Krejčíková / 🇨🇿 Kateřina Siniaková 🇭🇺 Tímea Babos / 🇫🇷 Kristina Mladenovic 🇨🇿 Andrea Hlaváčková / 🇨🇿 Barbora Strýcová 🇧🇪 Elise Mertens / Demi Schuurs 🇦🇺 Ashleigh Barty / 🇺🇸 CoCo Vandeweghe 🇨🇦 Gabriela Dabrowski / 🇨🇳 Yu Xifan 🇺🇸 Nicole Melichar / 🇨🇿 Květa Peschke 🇸🇮 Andreja Klepač / 🇪🇸 María José Martínez 🇨🇿 Lucie Hradecká / 🇷🇺 Ekaterina Makarova 🇺🇸 Raquel Atawo / 🇩🇪 Anna-Lena Grönefeld 🇷🇴 Mihaela Buzărnescu / 🇵🇱 Alicja Rosolka Chan Hao-ching / 🇨🇳 Yang Zhaoxuan 🇯🇵 Miyu Kato / 🇯🇵 Makoto Nimomiya 🇺🇦 Lyudmyla Kichenok / 🇺🇦 Nadiia Kichenok 🇺🇸 Vania King / 🇷🇴 Monica Niculescu 🇯🇵 Shuko Aoyama / 🇧🇾 Lidziya Marozava