This is a list of the bird species recorded in Belgium. The avifauna of Belgium include a total of 477 species, of which 8 have been introduced by humans. This list's taxonomic treatment (designation and sequence of orders, families and species) and nomenclature (common and scientific names) follows 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. Species accounts follow the Belgian Rare Birds Committee. Introduced and accidental species are included in the total counts for Belgium.