The First Men in the Moon (1919) is a black-and-white silent film, directed by Bruce Gordon and J. L. V. Leigh. The film is based on H. G. Wells' science fiction novel The First Men in the Moon (1901). There have since been many other adaptations of the original story on the big screen, radio and video.

As of August 2010, the film is not held in the BFI National Archive and is listed as one of the British Film Institute's "75 Most Wanted" list of lost films. Some stills from the production and a plot synopsis exist