Yes, you're right. Forgot the 2e REG because they will be mounted on their vehicles. Led by their CO Col Grégoire Potiron de Boisfleury, a typically French aristocratic name. Generally more often seen in Cavalry units...
Note that a British Officer, Gen Nicholas Nottingham, will parade with the HQ of 1ère Division. He's holding the position of Assistant, Operations as part of an exchange program between French and British armies, with a French general holding a similar position in the 1st (United Kingdom) Division.