Chalamet is fluent in English and French.[lower-alpha 2][16] He holds dual citizenship in the United States and France.[17] Growing up, Chalamet spent summers in Le Chambon-sur-Lignon,[18] a small French village two hours away from Lyon, at the home of his paternal grandparents. Chalamet stated that his time in France led to cross-cultural identity issues.[19] "Once I was there, I became the French version of myself," he told La Presse.