| Date: | 11–17 June |
| Edition: | 15th |
| Surface: | Clay (outdoor) |
| Location: | Marseille, France |
| Champs: |  Lourdes Domínguez Lino |
| Champd: |  Séverine Beltrame / Laura Thorpe |
| After Name: | Open Féminin de Marseille |
The 2012 Open GDF Suez de Marseille was a professional tennis tournament played on outdoor clay courts. It was the fifteenth edition of the tournament and was part of the 2012 ITF Women's Circuit. It took place in Marseille, France, on 11–17 June 2012.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| France | Pauline Parmentier | 62 | 1 | |
| Spain | Lourdes Domínguez Lino | 95 | 2 | |
| France | Caroline Garcia | 133 | 3 | |
 United States | Julia Cohen | 139 | 4 | |
| France | Kristina Mladenovic | 158 | 5 | |
| Petra Rampre | 171 | 6 | ||
 Ukraine | Olga Savchuk | 178 | 7 | |
 Canada | Heidi El Tabakh | 186 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
Manon Arcangioli Rocío de la Torre Sánchez Myrtille Georges Jessica PegulaThe following player received entry from a special exempt spot:
See main article: 2012 Open GDF Suez de Marseille – Singles.
Lourdes Domínguez Lino def. Pauline Parmentier 6–3, 6–3See main article: 2012 Open GDF Suez de Marseille – Doubles.
Séverine Beltrame / Laura Thorpe def. Kristina Barrois / Olga Savchuk 6–1, 6–4