This is a list of the bird species recorded in Réunion. The avifauna of Réunion include a total of 91 species, of which four are endemic, 21 have been introduced by humans and 20 are rare or accidental. One species listed is extirpated in Réunion and is not included in the species count. Six species are globally threatened.
This list's taxonomic treatment (designation and sequence of orders, families and species) and nomenclature (common and scientific names) follow the conventions of The Clements Checklist of Birds of the World, 6th edition. The family accounts at the beginning of each heading reflect this taxonomy, as do the species counts found in each family account. Introduced and accidental species are included in the total counts for Réunion.
The following tags have been used to highlight several categories. Not all species fall into one of these categories. Those that do not are commonly occurring native species.
Order: Procellariiformes Family: Diomedeidae
Order: Procellariiformes Family: Procellariidae
Order: Procellariiformes Family: Hydrobatidae
Order: Phaethontiformes Family: Phaethontidae
Order: Suliformes Family: Sulidae
Order: Suliformes Family: Fregatidae