2018 Open de Cagnes-sur-Mer

The 2018 Open [de Cagnes-sur-Mer] was a professional tennis tournament played on outdoor clay courts. It was the twenty-first edition of the tournament and was part of the 2018 ITF Women's Circuit. It took place in Cagnes-sur-Mer, France, on 7–13 May 2018.

Singles main draw entrants

¹ Rankings as of 30 April 2018.

The following players received a wildcard into the singles main draw:

The following players received entry from the qualifying draw:

The following players received entry as lucky losers:

Rebecca Peterson def. Dayana Yastremska, 6–4, 7–5

Kaitlyn Christian / Sabrina Santamaria def. Vera Lapko / Galina Voskoboeva, 2–6, 7–5,