Plaça de Catalunya station, also known as Barcelona-Plaça Catalunya, Plaça Catalunya or simply Catalunya is a major station complex in Barcelona located under Plaça de Catalunya, the city's central square and a large transport hub. Many Rodalies de Catalunya, Barcelona Metro and Ferrocarrils de la Generalitat de Catalunya lines go through it and many bus routes link it with all of the districts of the city and most of the municipalities in its metropolitan area.

Plaça de Catalunya is a large square in central Barcelona that is generally considered to be both its city centre and the place where the old city and the 19th century-built Eixample meet.