| Election Name: | 2016 American Samoa Republican presidential caucuses |
| Country: | American Samoa |
| Type: | presidential |
| Previous Election: | 2012 American Samoa Republican caucuses |
| Previous Year: | 2012 |
| Next Election: | 2020 American Samoa Republican presidential caucuses |
| Next Year: | 2020 |
| Candidate1: | Donald Trump |
| Color1: | 283681 |
| Home State1: | New York |
| Delegate Count1: | 9 |
| Map Size: | 200px |
The 2016 American Samoa Republican presidential caucuses 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.
See also: Results of the Republican Party presidential primaries, 2016.
The delegates were originally elected as unbound but all 9 delegates declared their support for Trump after Trump became the presumptive nominee.