Henri is a French patriot, whom after Lycée joined the French army as a Quartermaster, and served under the Degaulle years as such, being deployed with the rest of the army on many operations. During time off he met Isabelle in Saint-Tropez in 1997, later that year they got married in Montpellier. and had a son in 2001, Henri, they settled in a small village "Les Salces" close to Hervé's birthplace of Lodève. Henri was an Absentee Father, still serving in the Forces. Despite this lack of presence he would write a lot and try to be in contact as often as possible with Isabelle. In 2007 Henri and Isabelle decided to adopt a child, another boy hopefully, but as luck had it, someone abandoned a their child in the Center of Les Salces at night, the village peoples didn't care for it, and kept sleeping, Until Isabelle went out to talk to the child, the kid was 3 or 4 years old at the time, and after the Police were unable to find the mother, and many legal papers later, the Legrand had a new member in their family.
In early to mid 2017, Legrand was ordered to deploy with French forces in Chernarus for a lengthy period of time, by insistance of Isabelle and Henri, the Legrand moved with Hervé to Chernarus.