Juan de Zavala y de la Puente, 1st Marquess of Sierra Bullones (27 December 1804, in Lima, Viceroyalty of Peru[3] – 29 December 1879,[4] in Madrid, Spain) was a Spanish noble and politician.

After fighting in the First Carlist War, the Marquess served as Prime Minister of Spain.

He was the son of Pedro José de Zavala y Bravo de Rivero, 7th Marquess of San Lorenzo, and Grimanesa de la Puente y Bravo de Lagunas, marchioness de la Puente.

[5] He married on 1839 María del Pilar de Guzmán, 24ht Duchess of Nájera,[6] and had five children:

This article about a Spanish politician is a stub.