Luis Larraín (Luis Larraín Stieb, 1980–2023) was a Chilean LGBT rights activist.
Luis Larraín may also refer to:
Luis Larraín Arroyo (born 1956), Chilean economist and politician, director of the National Planning Office Luis Larraín Prieto (1858–1939), Chilean politician, minister of agriculture Luis Alfonzo Larrain (1911–1996), Venezuelan musician and composer
See also Larraín family