Apodiformes

|- style="text-align:center;" ! style="background: pink;" | Scientific classification |- style="text-align:center;" |

|- valign=top |Kingdom:||Animalia |- valign=top |Phylum:||Chordata |- valign=top |Class:||Aves |- valign=top |Order:||Apodiformes |} |- style="text-align:center; background:pink;" !Families |- | Apodidae
Hemiprocnidae |} Traditionally the bird order Apodiformes contained three families: the swifts, Apodidae, the tree swifts, Hemiprocnidae, and the hummingbirds, Trochilidae.

In the Sibley-Ahlquist taxonomy, hummingbirds are separated from the Apodiformes as a new order Trochiliformes.