Alfonso Cuarón Orozco (US: kwah-ROHN, Spanish: [alˈfõn.so kwaˈɾõn] (listen); born 28 November 1961) is a Mexican filmmaker. He is known for directing films in a variety of genres including the family drama A Little Princess (1995), the romantic drama Great Expectations (1998), the coming of age road film Y tu mamá también (2001), the fantasy film Harry Potter and the Prisoner of Azkaban (2004), and the science fiction films Children of Men (2006) and Gravity (2013), and the semi-autobiographical drama Roma (2018), as well as the 2009 short I Am Autism.

Cuarón has received 10 Academy Award nominations, winning four including Best Director for Gravity and Roma, Best Film Editing for Gravity, and Best Cinematography for Roma. He is the first Mexico-born filmmaker to win the Best Director award, and one of only four people to have been nominated for Academy Awards in six different categories.