Arnaud Lagardère is a French businessman, the General and Managing Partner of Lagardère SCA, holding company of the Lagardère Group and the chairman and CEO of Hachette. He is the son of Jean-Luc Lagardère, the former chairman of Matra and Hachette.

Lagardère S.A. is an international group with operations in over 40 countries. Based in the 16th arrondissement of Paris, the group was created in 1992 as Matra, Hachette & Lagardère.