This is a list of the bird species recorded in Singapore. The avifauna of Singapore include a total of 459 species, 30 of which have been introduced by humans. 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, 2022 edition. The family accounts at the beginning of each heading reflect this taxonomy, as do the species counts found in each family account.