Anna MacKinnon (formerly Fairclough; born November 11, 1957) is a Republican member of the Alaska Senate, representing District M since 2013. Prior to that, she served in the Alaska House of Representatives, representing the 17th district, from 2007 to 2013. In the 26th Alaska State Legislature, she was a member of the House Finance Committee, and chair of the Education & Early Development, Labor & Workforce Development and the University Of Alaska Finance Subcommittees.