Little green men refers to the stereotypical portrayal of extraterrestrials as small humanoid-like creatures with green skin.

Little Green Men may also refer to:

Little Green Men (novel), by comic novelist Christopher Buckley Little green men (Russo-Ukrainian War), unidentified members of the Russian armed forces who suddenly appeared out of nowhere in Crimea in 2014 as the vanguard of the Russian invasion "Little Green Men" (Star Trek: Deep Space Nine), a 1995 (fourth-season) episode of Star Trek: Deep Space Nine "Little Green Men" (The X-Files), second-season episode of The X-Files Little Green Men (Toy Story), alien race in Toy Story "Little Green Men", a track from Steve Vai's debut album Flex-Able Little Green Men Games, a Croatian video game developer "Little Green Man" (My Hero), a 2002 television episode The Little Green Man, a British animated cartoon series Army men, the small plastic green toy soldiers Elgyem, a Pokémon species based on little green men ("LGM") in its design, characteristics, and name Enanitos Verdes (Spanish for "Little Green Men"), Argentine rock band LGM-1, for "Little Green Men 1", nickname for the first radio pulsar discovered Xiaolüren (Chinese for "Little Green Men"), the animated traffic light system in Taiwan

See also Green Man (disambiguation)