Ramon Frederic de Vilana-Perlas (1663 in Oliana, Urgell, Spain – June 5, 1741 in Vienna, Austria) was a Spanish nobleman of Catalan descent who became a man of the utmost confidence of the Charles VI, Holy Roman Emperor during the War of the Spanish Succession and the following years, working in favor of the Catalan and Aragonese exiles in the court of Vienna.
In exchange for some of his possessions in the Kingdom of Naples, Ramon de Vilana Perlas acquired from the Imperial Chamber of Inner Austria part of the lands of the Zrinski family in the surroundings of Fiume confiscated after the Zrinski-Frankopan conspiracy.
The estates were situated near Karlovac, Brod na Kupi, Ozalj, Čabar, Gerovo and several smaller manors in Gorski kotar, as well as Bakar, Grobnik, Hreljin, Grižane, Kraljevica and other properties on the Adriatic coast and its hinterland.
[2] Trieste was intended in Charles VI's plans to link Austrian lands with his remaining Spanish possessions, centred on Naples.
[3] The operation was entrusted to Ramon de Vilana Perlas, who acted as Spanish Secretary of State to Emperor Charles VI.