Surname in the Léniz Valley (Gipuzkoa), Bedoña, Mondragón (Gipuzkoa) and surrounding areas, it spread to Bilbao (Bizkaia) and Santander. It also exists in Balmaseda (Bizkaia), with a line in Murcia; in Ahedo (Carranza Valley, Bizkaia), in the district of Uribe (Bizkaia), Bernagoitia (Amorebieta, Bizkaia), Durango (Bizkaia), Kuartango Valley (Álava), originating in the district of Uribe (Bizkaia), in Ormijana (Álava), Sansoain (Navarre) and Eslava (Navarre). There is a namesake native to the mountains of Santander, with a house in the district of Trasmiera.
Translated with DeepL.com (free version)
See IBAN, EZ (1).
In Santander, originating from the Léniz Valley: green, a silver castle on fire, and, moving from the sides of the shield, two armed arms, silver, with a torch in their hands, setting fire to the castle through the door.
In Bilbao, originating from the Léniz Valley: gold, a natural castle, burning; moving from the sides, two armed arms, black, with a torch in hand, setting fire to the castle, and two Bs, also black and facing each other, one on each side of the fortress.
In Balmaseda, gold, a stone castle, masoned in black, with the keep of an armed arm with a red flag in its hand; at the foot of the castle, two bears, in their natural colour, tied with an iron chain, one on each side.
In Murcia, the previous coat of arms, adding in front of the castle a bridge over a river of blue and silver waters.
In Bizkaia and its branch in Murcia: gold, a stone castle, masoned in black, and below it, a blue fleur-de-lis.
In Ahedo, silver, a green oak tree, bearing golden fruit, accompanied on the right by five red loaves of bread arranged in a cross, and on the left by a red dog about to leap towards a snake placed at the top of the tree, flying and in an attacking position.
In the district of Uribe and in the valley of Cuartango: blue, a gold chain with seven links, placed diagonally, engulfed in gold dragon heads and accompanied by two scallop shells of the same metal, one at the top and one at the bottom.
Those from Santander have a different coat of arms. Ref. Jaime de Querexeta, Labairu and Jorge de Montemayor.