Psittaculidae is a family containing Old World parrots. It consists of six subfamilies: Psittrichasinae, Agapornithinae, Loriinae, Platycercinae, Psittacellinae and Psittaculinae.

The name 'Psittaciformes' comes from the ancient Greek for parrot, ψιττακός ('Psittacus'), whose origin is unclear.
The genus name Psittacula is a diminutive of the Latin word psittacus meaning "parrot".

Psittaciformes:
- Strigopidae – New Zealand parrots (4 species)
- Cacatuidae – Cockatoos (22 species)
- Psittacidae – African and New World parrots (179 species)
- Psittaculidae – Old World parrots (203 species)