Nathan Matthew Cooper MLA (born 1980) is a Canadian politician who was elected in the 2015 and 2019 Alberta general elections to represent the electoral district of Olds-Didsbury-Three Hills in the 29th and 30th Alberta Legislatures. Cooper was a municipal councillor in Carstairs, Alberta prior to being elected to the Legislative Assembly. Cooper also served as Chief of Staff to the Wildrose Official Opposition caucus. Cooper was elected to serve as the Speaker of the Legislative Assembly of Alberta on May 21, 2019.