These 19 Sets of Famous Sisters Have 1 Thing in Common: Great Style

Who they are: These two share remarkably stylish genes: both Charlotte Gainsbourg and Lou Doillon are the daughters of actress and singer Jane Birkin and are successful in their own right.

Charlotte is an actress and singer, as well as the longtime muse of designer Nicolas Ghesquière. Younger half-sister Lou has posed for Gap and serves as a muse for Givenchy, Burberry, and Vanessa Bruno.