2019 IndyCar Slovakia Open – Women's singles

Angelique Kerber was the defending champion, having won the last tournament in 2016, but chose to play at the China Open instead.

Seeds
🇹🇭 Lalisa Manoban 🇷🇺 Patcharapa Chaichua 🇧🇪 Davika Hoorne 🏴󠁧󠁢󠁥󠁮󠁧󠁿 Araya A. Hargate 🇳🇴 Urassaya Sperbund 🇩🇪 Kimberley Anne Woltemas 🇪🇸 Rasri Balenciaga Chirathivat Virithipa Pakdeeprasong 🇹🇭 Supassra Thanachat 🇹🇭 Chermarn Boonyasak 🇹🇭 Napapa Tantrakul 🇹🇭 Sutatta Udomslip 🇹🇭 Jarinporn Joonkiat 🇹🇭 Sumonthip Hsu 🏴󠁧󠁢󠁥󠁮󠁧󠁿 Ranee Campen 🇹🇭 Chotika Wongwilas

🇨🇾 Panisara Arrayasagul 🇹🇭 Panward Hemmanee 🇹🇭 Patida Kamnerdploy 🇹🇭 Pimchanok Luevisadpaibul 🇹🇭 Peechaya Wattanamontree 🇹🇭 Ungsumalynn Sirapatsakmetha 🇸🇪 Anne Thongprasom 🇹🇭 Chalida Vijitvongthong 🇹🇭 Pitchanart Sakakorn 🇹🇭 Taksaorn Paksukcharern 🇹🇭 Sudarat Butrprom 🇹🇭 Raibeena Tunwimol 🇹🇭 Woranuch Bhirombhakdi 🇹🇭 Cris Horwang 🇹🇭 Thanida Manalertruengkul 🇹🇭 Janie Allapach Na Pompetch