Shawn A-in-chut Atleo (Ahousaht First Nation, born 1967), is an activist and politician, a former National Chief of the Assembly of First Nations in Canada (serving 2009 to 2014). He also has served since 1999 as a Hereditary Chief of the Ahousaht First Nation, part of the Nuu-chah-nulth Nation based in British Columbia.