Etheria may refer to:

• Etheria: Ang Ikalimang Kaharian ng Encantadia, a Filipino sword and sorcery-themed live-action TV series
• Etheria (bivalve), a genus of freshwater mollusc in Africa and Madagascar
• Etheria, fictional planet in the animated series She-Ra: Princess of Power
• Egeria (pilgrim), a female pilgrim from the late fourth century
• an Ethereum-based project developed around 2015 that utilized NFTs
• the Etheria Film Night film festival showcase of new horror, science fiction, fantasy, action, and thriller films directed by women

• Etherian (disambiguation)