| Country | Spain | ||
|---|---|---|---|
| Teams | 152 | ||
| Champions | Valencia | ||
| Runners-up | Real Madrid | ||
| Matches played | 309 | ||
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The Copa del Rey 1978–1979 is the 77th staging of the Spanish Cup. The competition began on September 20, 1978, and concluded on June 30, 1979, with the final.
Bye: Valladolid Promesas
Bye: Valladolid
Bye: Murcia, Celta, Sevilla, Rayo Vallecano, Athletic Bilbao, Elche, Salamanca, Alavés and Burgos.