Alain Guiraudie (; born 15 July 1964) is a French film director and screenwriter. He is most known for his gay erotic thriller Stranger by the Lake (2013), and has directed mostly LGBT-related films since the 1990s.
His 2013 film Stranger by the Lake was screened in the Un Certain Regard section at the 2013 Cannes Film Festival where he won the award for Best Director.
In 2014, he won the Prix Sade for his novel Now the Night Begins (Ici commence la nuit).
Guiraudie has named Georges Bataille as an important influence. He is openly gay.