This is a list of the bird species recorded in Sint Eustatius. The avifauna of Sint Eustatius included a total of 123 species, according to Bird Checklists of the World as of July 2022. Of them, 4 have been introduced by humans. The following tags have been used to highlight several categories of occurrence. * (A) Accidental - a species that rarely or accidentally occurs in Sint Eustatius * (I) Introduced - a species introduced to Sint Eustatius as a consequence of human actions