AA or Aa may refer to:
Aaliyah Dana Haughton (; January 16, 1979 – August 25, 2001) was an American singer, actress, and model.
Aaron Burr Jr. (February 6, 1756 – September 14, 1836) was an American politician and lawyer. He was the third vice president of the United States (1801–1805), serving during President Thomas Jefferson's first term.
Aaron Hillel Swartz (November 8, 1986 – January 11, 2013) was an American computer programmer, entrepreneur, writer, political organizer, and Internet hacktivist.
Mohammed Aamir Hussain Khan (pronounced [ˈaːmɪr ˈxaːn]; born 14 March 1965), widely known as Aamir Khan, is an Indian actor, director, filmmaker and television talk-show host.
Aachen (, German: [ˈaːxn̩] (listen); Ripuarian: Oche [ˈɔːxə]), also known as Bad Aachen ("Aachen Spa"), and in French and traditional English as Aix-la-Chapelle, is a spa and border city in North Rhine-Westphalia, Germany.
Aaron Charles Rodgers (born December 2, 1983) is an American football quarterback for the Green Bay Packers of the National Football League (NFL).
Aaron Josef Hernandez (November 6, 1989 – April 19, 2017) was an American football tight end in the National Football League (NFL) and convicted murderer.
Aaron Benjamin Sorkin (born June 9, 1961) is an American screenwriter, director, producer, and playwright.