Valeria may refer to:
- Valeria (given name), a female given name
- Valeria of Milan, or Saint Valeria, Christian martyr (1st or 2nd century)
- Valeria, Iowa, United States
- Valeria, Cuenca, Spain
- Valeria (Takemitsu), a 1965 chamber music composition by Tōru Takemitsu
- Valeria (telenovela), a Spanish telenovela broadcast December 2008 on Univision
- Valeria (fictional planet), a planet in the Lensman universe
- Valeria, the name of Fay D. Flourite's native world in Tsubasa: Reservoir Chronicle
- Valeria (moth), a genus of moths