This page lists historical and other events on April 18th in Catalonia and the Catalan-speaking countries as well as festivals and a list of births and deaths of well-known Catalans.
1599 - València: Isabel Clara Eugènia marries her cousin Albert VII of Austria.
1599 - València (Crown of Aragon): King Felipe III of Castile marries Margaret of Austria in Valencia Cathedral.
1756 - Menorca: French troops commanded by the Duke of Richelieu desembark on the island, beat the English and occupy the island for a few days (Seven Years War).
1971 - València: Closing ceremony of I Congrés d'Història del País Valencià.
2007 - Barcelona: Òmnium Cultural cedes its documentary archive to the Arxiu Nacional de Catalunya.
2014 - Sant Hilari Sacalm: The Via Crucis Vivent is celebrated for more than three centuries.
1480 - Subiaco (currently Italy): Lucrècia Borja, daughter of Roderic Gil de Borja i Borja, who was named Pope Alexander VI in 1492.
1867 - El Masnou: Lluís Millet i Pagès, founder of the Orfeó Català.
1969 - Valls: Dolors Batalla, Catalan politician.
1723 - València: Tomàs Vicent Tosca i Mascó, Valencian intellectual, mathematician, cartographer and theologian, as well as creating the Novatores movement.
1946 - València: Gustau Pascual Falcó, Valencian musician and composer, author of the pasodoble «Paquito el Chocolatero» (born 1909).