Arnault may refer to:
People Antoine-Vincent Arnault (1766–1834), French dramatist and poet Bernard Arnault (born 1949), French businessman Antoine Arnault (born 1977), his son, a French businessman Delphine Arnault (born 1975), his daughter, a French businesswoman Frédéric Arnault (born 1995), his son, a French businessman Hélène Mercier-Arnault (born 1960), his wife, a Canadian pianist Jean Arnault (born 1951), French diplomat Jean-Claude Arnault (born 1946), French-Swedish photographer and convicted sex offender
See also
Bois-Arnault