Spanish Surnames Starting with O
19 surnames
Obregon
From Obregón
Castile
Ocampo
Of the field
Galicia
Ochoa
Wolf
Spain; Mexico; Colombia
Olabarrieta
From Basque 'ola barrieta' new forge
Basque Country2K+
Olazabal
From Basque 'ola zabal' wide forge
Basque Country3K+
Olivares
Olive groves
Andalusia
Olivas
Olive trees
Spain
Olivella
Small olive tree grove
Catalonia3K+
Olvera
From Olvera
Andalusia
Ordonez
Son of Ordoño
Castile
Orellana
Place of small ears
Castile
Ormazabal
From Basque 'orma zabal' wide wall
Basque Country2K+
Ornelas
Place of elms
Latin America
Orozco
From the town of Orozco in Vizcaya
Basque Country8K+
Ortiz
Son of Orti, brave
Spain; Puerto Rico; Mexico
Osorio
Wolf hunter
Galicia
Otero
Hill
Galicia
Oyarzabal
From Basque 'oihan zabal' wide forest
Basque Country3K+