The Copa del Rey 1911 was the 10th staging of the Copa del Rey, the Spanish football cup competition. It started on 9 April 1911, and concluded on 15 April 1911, with the final, held at the Josaleta Stadium in Getxo, in which Athletic Bilbao lifted the trophy for the 5th time ever with a 3–1 victory over CD Español.

Real Club Deportiu Espanyol de Barcelona, commonly known as Espanyol, is a Spanish professional sports club based in Barcelona, Spain. They compete in the Segunda División, the second division of the Spanish football league system.