2019 L'Open 35 de Saint-Malo – Singles

Liudmila Samsonova was the defending champion, but chose to participate in Osaka instead.

Varvara Gracheva won the title, defeating Marta Kostyuk in the final, 6–3, 6–2.

Seeds
• # 🇫🇷 Pauline Parmentier (first round)

• # 🇪🇸 Aliona Bolsova (second round)

• # 🇷🇺 Natalia Vikhlyantseva (semifinals, retired)

• # 🇩🇪 Tamara Korpatsch (first round)

• # Verónica Cepede Royg (semifinals)

• # 🇱🇺 Mandy Minella (first round)

• # 🇮🇹 Giulia Gatto-Monticone (second round)

• # 🇺🇸 Allie Kiick (first round)