Meaning & History
Arechavaleta is a Spanish surname of Basque origin, derived from the town of Aretxabaleta in Gipuzkoa, Basque Country, northern Spain. The name means "oak trees" in Basque, referencing the area's abundant oak groves. It typically classifies as a locational surname, initially indicating a person who hailed from that town.
The spelling "Arechavaleta" is the traditional Castilian representation of the Basque place name Aretxabaleta, used historically in Spanish-language documents and often carried by emigrants to the Americas. In 1979, the local municipality officially adopted the Basque form Aretxabaleta as the town's spelling, ending centuries of bilingual variation.
Sources: Wikipedia — Aretxabaleta