Boulnois
Boulnois is a French surname which may refer to:
- Alfred Boulnois, French cyclist who competed in the 1900 Summer Olympics
 - Edmund Boulnois (1838–1911), British businessman and politician
 - Joseph Boulnois (1884–1918), French composer and organist
 - Michel Boulnois (1907–2008), French composer and organist
 - Luce Boulnois (1931–2009), French historian