The 2016 American Samoa Republican caucus took place on March 22 in the U.S. territory of American Samoa as one of the Republican Party's primaries ahead of the 2016 presidential election. On the same day, the Republican Party held a primary in Arizona and caucuses in Utah, while the Democratic Party held primaries and caucuses in three states. The Democratic Party's own Democratic Samoa caucus has already been held on March 1, 2016.