Sidonie Dumas

Sidonie Dumas (née Sidonie Rebecca Seydoux Fornier de Clausonne; born 28 April 1967 in Boulogne-Billancourt) is a French film and television producer. She has been the CEO of Gaumont since 2004 and its majority shareholder through the family holding company Ciné Par since 2017. A member of the Seydoux family, she is the daughter Nicolas Seydoux, niece of Pathé chairman Jérôme Seydoux and cousin of actress Léa Seydoux.