Rafael de Sobremonte, 3rd Marquis of Sobremonte

Don Rafael de Sobremonte y Núñez del Castillo, 3rd Marquis of Sobremonte (Seville, 1745 – Cádiz, 1827), third Marquis of Sobremonte, was an , military man and Spanish colonial administrator, and Viceroy of the Río de la Plata. He was accused of cowardice by the people of Buenos Aires after escaping the city during the British invasions of the Río de la Plata in 1806.

He was born in Seville, 27 November 1745. His parents were the Marquis Raimundo de Sobremonte, military man and magistrate, Knight of the Order of Charles III and member of the Seville Audience, and María Ángela Núñez Angulo y Ramírez de Arellano.

At fourteen years of age, he became a cadet in the Regimiento de las Reales Guardias Españolas. He served in different locations, such as Cartagena de Indias, Ceuta and Puerto Rico. In 1779, he was named Secretary to the Viceroy of the Río de la Plata, Juan José de Vértiz, with the rank of lieutenant colonel. He continued in that post with the successor, Nicolás del Campo.

Sobremonte married an Argentine lady; Doña Juana María de Larrazábal (first wife), having eleven children with her:

He married again at seventy-five years of age with Doña María Teresa Millán y Marlos, widow of a nephew of Baltasar Hidalgo de Cisneros, the last Viceroy of the Río de la Plata.

Rafael de Sobremonte held various posts in the Viceroyalty of the Río de la Plata:

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