This page lists historical and other events on March 23rd in Catalonia and the Catalan-speaking countries as well as festivals and a list of births and deaths of well-known Catalans.
1886 - Gràcia, Barcelona: Josep Maria de Sucre i de Grau, art critic, writer and painter
1918 - Castelló de la Plana: Matilde Salvador i Segarra, Valencian composer and painter
1929 - Río Muni, Guinea Equatorial: Guillem d'Efak, singer, writer and actor from Manacor.
1941 - Barcelona: Manuel Esteban i Marquilles, film director
1969 - la Pobla del Duc, Vall d'Albaida: Eduard Forés Boscà, Valencian radio and TV presenter.
1994 - Alacant: Arkano, hip hop artist.
1900 - Alacant: Llorenç Casanova i Ruiz, Valencian painter (born 1844).
1979 - Barcelona: Antoni Brosa i Vives, Catalan violinist (born 1894)
March 23rd is the of Saints' Day of Sant Josep Oriol, who was a 17th century priest who tended the sick in Barcelona, and the day is motive for a festival in the Barri del Pi.
In 2018, the Saints Day of La Mare de Déu del Dolors, which is celebrated the Friday before Palm Sunday, is on March 23rd and there are festivals and processions in towns throughout Catalonia.