60%RatingSave Gender Feminine Usage Spanish Pronounced Pron. /a.ˈɾan.θa.θu/(European Spanish) /a.ˈɾan.sa.su/(Latin American Spanish) [key·simplify] Meaning & HistoryExpand Links Spanish form of Arantzazu. Related NamesFamily Tree·Details DiminutiveAranchaOther Languages & CulturesArantzazu, Arantxa(Basque) PopularityDetails Last ranked #469 in 2000 Spain (by decade) Name DaysName Days? Spain: September 9 Categories Marian titles, nature, plants