San Xavier may refer to: Francis Xavier (1506–1552), Roman Catholic missionary San Javier, Ñuflo de Chávez, Santa Cruz Department, Bolivia San Xavier, Arizona, a town San Xavier Indian Reservation, near Tucson, Arizona, United States Mission San Xavier del Bac, a historic Spanish Catholic mission on San Xavier Indian Reservation San Xavier talus snail or Sonorella eremita, a species of air-breathing land snail See also San Javier (disambiguation) St. Xavier (disambiguation)