Yellow-rumped Flowerpecker
Prionochilus xanthopygius
- Least concern
- Card rarity: Common
- Birds

The yellow-rumped flowerpecker is a species of bird in the family Dicaeidae. It is found in Brunei, Indonesia, and Malaysia on the island of Borneo, to which it is endemic. Its natural habitats are subtropical or tropical moist lowland forests and subtropical or tropical moist montane forests.
Classification
- Class
- Aves
- Order
- Passeriformes
- Family
- Dicaeidae
- Genus
- Prionochilus