Red Baron
Urothemis aliena
- Least concern
- Card rarity: Common
- Insects

Urothemis aliena, commonly called the red baron, is a species of dragonfly native to northern and eastern Australia and New Guinea. It belongs to the family Libellulidae.
Classification
- Class
- Insecta
- Order
- Odonata
- Family
- Libellulidae
- Genus
- Urothemis