Alexander Medawar Garland (born 26 May 1970) is an English author, screenwriter, and director. He rose to prominence with his novel The Beach (1996).

He received praise for writing the Danny Boyle films 28 Days Later (2002) and Sunshine (2007), as well as Never Let Me Go (2010) and Dredd (2012). In video games, he co-wrote Enslaved: Odyssey to the West (2010) and was a story supervisor on DmC: Devil May Cry (2013). Garland made his directorial debut when he wrote and directed the sci-fi thriller Ex Machina (2014).