| Competition: | Segunda División |
| Season: | 1966–67 |
| Winners: | Real Sociedad Málaga |
| Promoted: | Real Sociedad Málaga Real Betis |
| Relegated: | Logroñés Algeciras Indauchu Condal |
| League Topscorer: | Francisco Solabarrieta (24 goals) |
| Best Goalkeeper: | Américo Canas (0.64 goals/match) |
| Biggest Home Win: | (25 September 1966) |
| Biggest Away Win: | (25 September 1966) (11 December 1966) (12 March 1967) (26 March 1967) |
| Highest Scoring: | (20 November 1966) (18 December 1966) (6 January 1967) |
| Matches: | 480 |
| Total Goals: | 1210 |
| Prevseason: | 1965–66 |
| Nextseason: | 1967–68 |
The 1966–67 Segunda División season was the 36th since its establishment and was played between 11 September 1966 and 23 April 1967.
32 teams joined the league, including 3 relegated from the 1965–66 La Liga and 4 promoted from the 1965–66 Tercera División.
| Goalscorers | Goals | Team |
|---|---|---|
| 24 | Real Gijón | |
 Francisco Docal | 18 | Racing Santander |
| Abel Fernández | 17 | Celta Vigo |
| Alfonso Fanjul | 17 | Osasuna |
| José Luis Quirós | 15 | Oviedo |
| Goalkeeper | Goals | Matches | Average | Team | |
|---|---|---|---|---|---|
| Jesús Zubiarrain | 21 | 30 | Real Sociedad | ||
| José Ramón Ibarreche | 19 | 25 | Celta Vigo | ||
| Andrés Mendieta | 20 | 23 | Rayo Vallecano | ||
| Juan Zumalabe | 29 | 30 | Ferrol | ||
| Lucrecio Luquin | 23 | 21 | Osasuna |
| Goalscorers | Goals | Team |
|---|---|---|
 Wanderley Machado | 19 | Levante |
| Serafín García | 19 | Murcia |
| Joseíto | 13 | Constància |
| Manuel Folch | 11 | Castellón |
| 10 | Real Betis | |
| Goalkeeper | Goals | Matches | Average | Team | |
|---|---|---|---|---|---|
| Américo Canas | 16 | 25 | Málaga | ||
| Antonio Ramírez | 23 | 29 | Castellón | ||
| José Campillo | 26 | 30 | Real Betis | ||
| Francisco Catalá | 26 | 30 | Levante | ||
| Rogelio Pàmpols | 33 | 29 | Europa |