Meaning of the surname Zúñiga
Zúñiga is a Basque surname of the from a place type meaning "from Zúñiga". It is one of the 200 most common surnames in Mexico.
About this meaning. The etymology is uncertain or the popular reading is folk etymology. The page gives the best-supported explanation.
Taken from a town, region, or landscape feature in Spain, or later in Mexico: Castillo (castle), Rivera (riverbank), Navarro (from Navarre), Ibarra (Basque valley).
In Mexico a person carries two surnames, the father's and then the mother's, so Zúñiga appears as either half of a pair: Zúñiga García, López Zúñiga. Read how the two-surname system works.