Marevna Marie Vorobieff - Reunión de grossos

The atelier of Diego Rivera in Rue du Départ (Diego Rivera, Ehrenbourg and Juan Gris), Paris in 1916

Marie Vorobieff - Retrato de Diego Rivera, 1960.

Fuente: https://marie-vorobieff.tumblr.com/

Marie Bronislava Vorobyeva-Stebelska, a 20th-century Russian-born painter known for her work with Cubism and Pointillism. She was very grossa, go check her work, amigues.