The 1964 United States presidential election in Arizona took place on November 3, 1964, as part of the 1964 United States presidential election, which was held throughout all 50 states and D.C. Voters chose five representatives, or electors to the Electoral College, who voted for president and vice president.

The 2020 United States presidential election in Arizona was held on Tuesday, November 3, 2020, as part of the 2020 United States presidential election, in which all 50 states and the District of Columbia participated. Arizona voters chose 11 electors to represent them in the Electoral College via a popular vote pitting incumbent Republican President Donald Trump of Florida and his running mate, incumbent Vice President Mike Pence of Indiana, against Democratic challenger and former Vice President Joe Biden of Delaware and his running mate, United States Senator Kamala Harris of California. The Libertarian nominees were also on the ballot.