"American" is the correct demonym for people from the United States of American. Fun fact, there have been a dozen other countries which were "United States of

"American" is the correct demonym for people from the United States of American. Fun fact, there have been a dozen other countries which were "United States of X" throughout history: https://en.wikipedia.org/wiki/List_of_countries_that_include_United_States_in_their_name https://en.wikipedia.org/wiki/List_of_countries_that_include...