| Competition: | Segunda División |
| Season: | 1963–64 |
| Winners: | Deportivo La Coruña Las Palmas |
| Promoted: | Deportivo La Coruña Las Palmas |
| Relegated: | Salamanca San Fernando Alavés Eldense |
| League Topscorer: | Abel Fernández (26 goals) |
| Best Goalkeeper: | José María Cobo (0.89 goals/match) |
| Biggest Home Win: | (10 November 1963) |
| Biggest Away Win: | (19 January 1964) |
| Highest Scoring: | (22 March 1964) |
| Matches: | 480 |
| Total Goals: | 1292 |
| Prevseason: | 1962–63 |
| Nextseason: | 1964–65 |
The 1963–64 Segunda División season was the 33rd since its establishment and was played between 15 September 1963 and 26 April 1964.
32 teams joined the league, including 4 relegated from the 1962–63 La Liga and 7 promoted from the 1962–63 Tercera División.
| Goalscorers | Goals | Team |
|---|---|---|
| 26 | Racing Santander | |
 Enrique Silvestre | 22 | Osasuna |
| José Luis Veloso | 17 | Deportivo La Coruña |
| Juan Goyarán | 17 | Alavés |
| Manuel Loureda | 15 | Deportivo La Coruña |
| Goalkeeper | Goals | Matches | Average | Team | |
|---|---|---|---|---|---|
| José María Cobo | 24 | 27 | Real Gijón | ||
| Rogelio Pàmpols | 20 | 21 | Deportivo La Coruña | ||
| Juan García | 25 | 26 | Europa | ||
| Jesús Larzábal | 22 | 22 | Racing Santander | ||
| Mariano Martín | 22 | 21 | Indauchu |
| Goalscorers | Goals | Team |
|---|---|---|
| Juan Ramón Arana | 19 | Hércules |
| Vicente Navarro | 16 | Mestalla |
| Rafael Blanco | 15 | Cádiz |
| Pepillo | 14 | Mallorca |
| 13 | Algeciras | |
| Goalkeeper | Goals | Matches | Average | Team | |
|---|---|---|---|---|---|
| Américo Canas | 27 | 30 | Málaga | ||
| Juan Moreno | 29 | 30 | Onteniente | ||
| Juan Ignacio Otero | 25 | 25 | Granada | ||
| Juan Galán | 30 | 29 | Mallorca | ||
| Joaquín Valero | 28 | 23 | Mestalla |