| 2018 Engie Open Saint-Gaudens Occitanie | |
|---|---|
| Date | 14–20 May |
| Edition | 22nd |
| Category | ITF Women's Circuit |
| Prize money | $60,000 |
| Surface | Clay |
| Location | Saint-Gaudens, France |
| Champions | |
| Singles | |
 Vera Lapko | |
| Doubles | |
 Naiktha Bains /  Francesca Di Lorenzo | |
The 2018 Engie Open Saint-Gaudens Occitanie was a professional tennis tournament played on outdoor clay courts. It was the twenty-second edition of the tournament and was part of the 2018 ITF Women's Circuit. It took place in Saint-Gaudens, France, on 14–20 May 2018.