Henry Thuillier may refer to:
Sir Henry Ravenshaw Thuillier (1838–1922), Surveyor General of India Sir Henry Fleetwood Thuillier (1868–1953), British Army officer Henry Shakespear Thuillier (1895–1982), British Army officer Sir Henry Edward Landor Thuillier (1813–1906), Surveyor General of India
See also Harry Thuillier (1922–2011), Irish fencer, table tennis player and broadcaster