2019 Swiss Open – Women's Singles

Elina Svitolina is the defending champion.

Seeds
🇦🇺 Ashleigh Barty 🇨🇿 Karolína Plíšková 🇯🇵 Naomi Osaka 🇷🇴 Simona Halep 🇺🇦 Elina Svitolina 🇨🇿 Petra Kvitová Kiki Bertens (Withdrew due to marriage) 🇺🇸 Serena Williams 🇧🇾 Aryna Sabalenka (First round) 🇺🇸 Madison Keys (First round) 🇺🇸 Sofia Kenin Petra Martić (First round) 🇧🇪 Elise Mertens 🇺🇸 Alison Riske (First round) Donna Vekić 🇨🇿 Karolína Muchová (Second round)

🇺🇦 Dayana Yastemska Maria Sakkari 🇺🇸 Amanda Anisimova (Second round) 🇺🇸 Sloane Stephens Anastasija Sevastova 🇩🇪 Julia Görges (First round) 🇨🇳 Wang Qiang (First round) 🇷🇺 Anastasia Pavlyuchenkova (First round) Hsieh Su-wei (Third round) 🇨🇿 Barbora Strýcová (First round) 🇰🇿 Yulia Putintseva 🇷🇺 Ekaterina Alexandrova 🇰🇿 Elena Rybakina (Second round) Caroline Wozniacki 🇨🇳 Zheng Saisai (First round) 🇫🇷 Kristina Mladenovic (First round)