The Arcayas were large landowners in Chile, mainly in the Santiago area and the surname was common in the neighborhood of Vitacura and the nearby towns of Pirque and Colina.
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The first Arcaya who emigrated to the Americas was Melchor de Arcaya, who arrived in Chile in 1630, settling in Colina, Chile.
Pablo Uranga Diaz de Arkaia (1861–1934) was a Spanish painter born in Vitoria.