2013 Open Saint-Gaudens Midi-Pyrénées – Singles

Mariana Duque was the defending champion, having won the event in 2012, but decided not to defend her title.

Paula Ormaechea won the title, defeating Dinah Pfizenmaier in the final, 6–3, 3–6, 6–4.

Seeds
• # Arantxa Rus (first round)

• # Chang Kai-chen (first round)

• # 🇺🇸 Jessica Pegula (withdrew)

• # 🇨🇦 Sharon Fichman (quarterfinals)

• # 🇧🇷 Teliana Pereira (quarterfinals)

• # 🇺🇸 Vania King (semifinals)

• # Polona Hercog (second round)

• # 🇫🇷 Claire Feuerstein (semifinals)