The 2013 Open GDF Suez de Biarritz was a professional tennis tournament played on outdoor clay courts. It was the eleventh edition of the tournament which was part of the 2013 ITF Women's Circuit, offering a total of $100,000 in prize money. It took place in Biarritz, France, on 8–14 July 2013. The singles championship was won by Stephanie Vogt and the doubles championship was won by Yuliya Beygelzimer and Olga Savchuk.
WTA entrants
Seeds
1 Rankings as of 24 June 2013
Other entrants
The following players received wildcards into the singles main draw: Estelle Cascino Irina Ramialison Constance Sibille Laura Thorpe
The following players received entry from the qualifying draw: Michaela Boev Varvara Flink Vanesa Furlanetto Sofiya Kovalets
Champions
Women's singles
Stephanie Vogt def. Anna Karolína Schmiedlová 1–6, 6–3, 6–2
Women's doubles
Yuliya Beygelzimer / Olga Savchuk def. Vera Dushevina / Ana Vrljić 2–6, 6–4, [10–8]