Nicolas Duvauchelle (born 27 March 1980) is a French actor. He is best known for his role as Theo in three seasons of the crime drama Braquo.
Duvauchelle starred in numerous films including Lightweight, àtout de suite and Le Grand Meaulnes. He has worked with Béatrice Dalle on films such as Trouble Every Day and Inside.
Duvauchelle has three children: daughters Bonnie (with ex-partner Ludivine Sagnier) who appeared as Véra as a child in Les Bien-aimés, and Romy (with Laura Isaaz, a journalist and sister of actress Alice Isaaz), and son Andrea (with model Anouchka Alsif).
Duvauchelle married his partner of six years, , on 17 May 2024 in Ploërmel, Brittany, north-western France.