See main article: article and 2019 L'Open 35 de Saint-Malo.
Cristina Bucșa and María Fernanda Herazo were the defending champions, but Herazo chose not to participate. Bucșa partnered alongside Diāna Marcinkēviča, but lost in the quarterfinals to Lou Brouleau and Ioana Loredana Roșca.[1]
Ekaterine Gorgodze and Maryna Zanevska won the title, defeating Aliona Bolsova and Tereza Mrdeža in the final, 6–7(8–10), 7–5, [10–8].