| Date: | 11–17 September |
| Edition: | 15th |
| Category: | ITF Women's Circuit |
| Location: | Biarritz, France |
| Prize Money: | $80,000 |
| Champs: |  Mihaela Buzărnescu |
| Champd: | Irina Bara / Mihaela Buzărnescu |
| Main Name: | Open de Biarritz |
The 2017 Engie Open de Biarritz was a professional tennis tournament played on outdoor clay courts. It was the fifteenth edition of the tournament and was part of the 2017 ITF Women's Circuit. It took place in Biarritz, France, on 11–17 September 2017.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
 Belgium | Maryna Zanevska | 105 | 1 | |
| Romania | Mihaela Buzărnescu | 133 | 2 | |
| Tamara Korpatsch | 138 | 3 | ||
 Italy | Martina Trevisan | 144 | 4 | |
| Viktoriya Tomova | 155 | 5 | ||
 Turkey | Çağla Büyükakçay | 156 | 6 | |
| Romania | Alexandra Cadanțu | 164 | 7 | |
| Jil Teichmann | 181 | 8 |
The following players received a wildcard into the singles main draw:
The following players received entry from the qualifying draw:
Audrey Albié
Yvonne Cavallé Reimers Mallaurie Noël
Chiara SchollSee main article: 2017 Engie Open de Biarritz – Singles.
Mihaela Buzărnescu def. Patty Schnyder, 6–4, 6–3 Irina Bara / Mihaela Buzărnescu def. Cristina Bucșa / 
Isabelle Wallace, 6–3, 6–1