The name Egeria may refer to: Egeria (mythology), a mythological water nymph and the wife of Numa Pompilius, second king of Rome Egeria (pilgrim), also called Aetheria, a fourth-century Christian woman who made a pilgrimage to the Holy Land and wrote a letter about her travels HMS Egeria, any one of three Royal Navy ships USS Egeria, a U.S. Navy repair ship named after the nymph 13 Egeria, an asteroid Egeria, West Virginia, an unincorporated community Egeria (plant), a genus of aquatic plants "Egeria" (Rome), an episode of the television series Rome Egeria, a character in the science fiction television series Stargate SG-1 Dutch investment company, main owner of NRC Handelsblad Egeria, an Armstrong Whitworth Ensign aircraft Egeria densa, a species of water plant moved in 1857 to Elodea densa