Étienne-Jules Marey
- Born
- 5 March 1830 (74 years old)
- Died
- 21 May 1904
- Place of birth
- Beaune, Côte-d'Or, France
- Gender
- Male
Étienne-Jules Marey was a French scientist, physiologist and chronophotographer. His work was significant in the development of cardiology, physical instrumentation, aviation, cinematography and the science of laboratory photography. He is widely considered to be a pioneer of photography and an influential pioneer of the history of cinema.