(de )
(b Vacarisses, 1704; d Barcelona, Feb 14, 1782).
Spanish architect, engineer, and administrator, active in Peru. He was the second son of the Marquis de Castellbell and received military training at an early age. He served as Spanish governor in Chile (1755–61), acquiring a reputation there as a fortifications expert. In 1761 he was appointed Viceroy of Peru, where he launched a vast campaign of public works (see Peru, Republic of §III 1.). During his administrative term, which lasted until 1776, the city of Lima enjoyed a period of prosperity and splendour marked by the French Baroque taste favoured by the Spanish Court. The evidence strongly suggests that Amat was the designer of several monuments in Lima that were executed by the alarife (surveyor and inspector of works) Juan de la Roca, who may have also collaborated in the elaboration of some of the plans. Amat’s masterpiece was the church of Las Nazarenas (consecrated ...