>
Across the world, ガイア (Gaia , Gaja , ガイア ) is a common unisex first name. The given name ガイア is habitual in Southern Europe, particularly Italy, where it is quite a common feminine name, Slovenia, and Malta, where it is quite a rare female name. Measured by absolute frequency, it is the most numerous in India, Italy, and Indonesia. Likewise, ガイア is the last name as well as the forename.
ガイア is also a name for the fictitious and mythical characters: Gaia , the Greek primordial deity, the personification of the Earth; Gaia , the fictional Captain Planet character, Captain Planet and the Planeteers; Gaia De Bernardi , character in Camera Café; Gaia , the superhero in Marvel Comics and Gaja , the operatic character in the opera Im Reiche des Indra.