1982–83 Copa del Rey
The 1982–83 Copa del Rey was the 81st staging of the Spanish Cup, the annual domestic football cup competition in Spain. The tournament was attended by 135 teams from the higher echelons of Spanish football.
The tournament began on 8 September 1982 and ended on 4 June 1983 with the final, held in La Romareda Stadium in Zaragoza, in which FC Barcelona were crowned for the twentieth time in their history, after beating the defending champions of the tournament, Real Madrid CF by a score of 2–1.
This was the fourth time these two teams had met in the final, known as El Clásico, with a favourable balance for the Catalans.
Format
| Round | Fixture | Clubs | Gain entry |
| 1st round | 63 | 135 → 72 | All clubs participating gain entry |
| 2nd round | 33 | 72 → 39 | Athletic Bilbao, Real Betis |
| 3rd round | 17 | 39 → 22 | - |
| 4th round | 6 | 22 → 16 | Sevilla FC |
| Round Of 16 | 8 | 16 → 8 | FC Barcelona, Real Madrid CF, Real Sociedad, Valencia CF |
| Quarter-finals | 4 | 8 → 4 | - |
| Semi-finals | 2 | 4 → 2 | - |
| Final | 1 | 2 → 1 | - |
| Division | No. clubs |
| 1ª División | 18 |
| 2ª División | 20 |
| 2ª División B | 25 |
| 3ª División | 72 |
| Total teams | 135 |
- All rounds are played over two legs except the final which is played a single match in a neutral venue. The team that has the higher aggregate score over the two legs progresses to the next round.
- In case of a tie on aggregate, will play an extra time of 30 minutes, and if still tied, will be decided with a penalty shoot-outs.
- The teams that play European competitions are exempt until the [|round of 16] or when they are removed from the tournament.
- The winners of the competition will earn a place in the group stage of next season's UEFA Cup Winners' Cup, if they have not already qualified for European competition, if so then the runners-up will instead take this berth.
1st round
2nd round
3rd round
4th round
Bracket
Round of 16
First leg
Second leg
Quarter-finals
First leg
Second leg
Semi-finals
First leg
Second leg
Final
| Copa del Rey 1982–83 winners |
| FC Barcelona 20th title |