2015 Engie Open de Biarritz – Singles

Kaia Kanepi was the defending champion, but lost in the first round to Amra Sadiković.

Laura Siegemund won the title, defeating Romina Oprandi in the final, 7–5, 6–3.

Seeds
• # 🇷🇴 Alexandra Dulgheru (second round)

• # 🇧🇷 Teliana Pereira (semifinals)

• # 🇪🇪 Kaia Kanepi (first round)

• # 🇪🇸 Lourdes Domínguez Lino (second round)

• # 🇨🇿 Klára Koukalová (semifinals)

• # 🇩🇪 Laura Siegemund (champion)

• # Romina Oprandi (final)

• # 🇫🇷 Océane Dodin (second round)