Émilie Charmy (April 2, 1878-June 7, 1974) was an artist in France’s early avant-garde.
Biography on Wikipedia: https://en.wikipedia.org/wiki/%C3%89milie_Charmy

Self Portrait by Émilie Charmy / c.1930 / Oil on canvas / 22″x18″ / Private Collection
Émilie Charmy on Artnet: http://www.artnet.com/artists/emilie-charmy/
Further reading:
http://emiliecharmy.fr/en/biography.php
http://www.emiliecharmy.org/index.php/resources
https://awarewomenartists.com/en/artiste/emilie-charmy/