Ludivine Sagnier: Ludivine Sagnier. Actress: Lupin. The French actress Ludivine Sagnier was born on July 3, 1979 in La Celle-Saint-Cloud, in France's Yvelines department. Ludivine studied acting as a young girl and had made her movie debut at the age 10 in Les maris, les femmes, les amants (1989). She has established her reputation as one of the brightest young stars in French and international cinema in her collaborations with French filmmaker...