Sister Mary is a clothing brand inspired by Mexican culture and traditional dress. The brand's pieces often feature rich embroidery, unusual color combinations, and unexpected touches. The brand's name comes from Sister Lady Delamere (1906 1979), formerly Ruth Mary Clarisse Ashley (sister of Edwina Ashley, Countess Mountbatten) wearing one of the new robes for peeresses designed by Norman Hartnell for the Coronation of SISTER MARY Products Parts Unknown Ivy jane Uncle Frank Sister Mary Fifteen