This is a list of bird species confirmed in the Canadian territory of Nunavut. Unless otherwise noted, the list is that of Bird Checklists of the World as of March 2021. Of the 298 species on the list, 136 are accidental and two were introduced to North America. One species is extinct; three are extirpated and one of them is possibly extinct. The following tags are used to categorise some species: * (A) Accidental - a species that rarely or accidentally occurs in Nunavut * (I) Introduced - a species introduced to Nunavut as a consequence, direct or indirect, of human actions