Javier (pronounced [xaˈβjeɾ]) is the Spanish spelling of the masculine name Xavier. The name derives from the Catholic Saint called Francis de Xavier, where Xavier refers to the saint's birthplace. ... Other variations of this name include Xaverius, Xever, Javiero, and Saverio.
Javier (name) ... The name derives from the Catholic Saint called Francis de Xavier, where Xavier refers to the saint's birthplace. This birthplace name, in turn, has Basque roots, etymologically originating in the word etxaberri (etxe berri in standard spelling), meaning "castle" or "new house".