| 20th Copa del Rey | |
|---|---|
| Tournament details | |
| Country |  Spain |
| Defending champions | Arenas Club de Getxo |
| Final positions | |
| Champions | FC Barcelona (4th title) |
| Runner-up | Athletic de Bilbao |
| Tournament statistics | |
| Matches played | 9 |
| Goals scored | 27 (3 per match) |
The Copa del Rey 1920 was the 20th staging of the Copa del Rey, the Spanish football cup competition.
The competition started in March 1920 and concluded on May 2, 1920, with the Final, held at El Molinón in Gijon, in which FC Barcelona lifted the trophy for the fourth time with a 2–0 victory over Athletic Bilbao.