1919 Copa del Rey
|Champions||Arenas Club de Getxo|
|Goals scored||55 (4.23 per match)|
The competition started on April 12, 1919 and concluded on May 18, 1919 with the Final, held at the Paseo Martínez Campos in Madrid, in which Arenas de Guecho lifted the trophy for the first time ever with a 5–2 victory over FC Barcelona.
- Biscay: Arenas Club de Getxo
- Gipuzkoa: Real Sociedad
- Center Region: Racing de Madrid
- South Region: Sevilla FC
- Galicia: Real Vigo Sporting
- Asturias: Sporting de Gijón
- Catalonia: FC Barcelona
- Levante: CD Águilas
Arenas Club de Getxo and Racing de Madrid won one match each. At that year, the goal difference was not taken into account. A replay match was played.
Sporting de Gijón and Real Vigo Sporting tied 0–0. A replay match was played.
FC Barcelona won 2–0 on aggregate matches and qualified for the semifinals.
Arenas Club qualified for the semifinals.
Real Vigo qualified for the semifinals.
18 May 1919
|Arenas de Getxo||5–2
|Sesúmaga 12', 80', 96'
| 38' Viñals
Paseo Martínez Campos, Madrid
Referee: Julián Ruete
|Copa del Rey 1919 winners|
|Arenas de Getxo
- CD Águilas withdrew before the start of the tournament.