Catherine Allégret

Catherine Allégret (born 16 April 1946) is a French actress. She is the daughter of Simone Signoret and Yves Allégret. In 2007, she portrayed Édith Piaf's grandmother Louise Gassion in Olivier Dahan's biopic La Vie En Rose (La Môme in French). Allégret has been married twice. Her first marriage wa…