Demetrio Zañartu

He was born in Concepción, Chile, the son of Demetrio Zañartu Arrau and Nieves Urrutia Rozas.^[1] He married Virginia Errázuriz Larraín, with whom he had seven children.^[1]

Zañartu studied law and was admitted as a lawyer on 23 July 1908 with the thesis Importancia del título inscrito en prescripción and practiced professionally in Santiago, Chile.^[1] Outside the law, he engaged in agriculture, managing the hacienda San Javier in Ñuble Province.^[1]

Zañartu was a member of the Liberal Party (militó en el Partido Liberal Unido).^[1] Zañartu Urrutia was elected deputy for the 15th Departamental Circumscription (San Carlos, Chillán, Bulnes y Yungay) for the 1926–1930 term.^[1] He entered Congress on 27 May 1926 after being proclaimed elected by the Tribunal Calificador de Elecciones in replacement of Ricardo Troncoso, who had died before taking office.^[1]

During the 1926–1930 period he served on the Permanent Commission of Vías y Obras Públicas as a substitute member.^[1] He was reelected deputy for the 1930–1934 term and sat on the Commission of Agriculture and Colonization until the dissolution of Congress in June 1932.^[1]