1951–52 Segunda División

The 1951–52 Segunda División season was the 21st since its establishment and was played between 8 September 1951 and 13 April 1952.

Overview before the season
32 teams joined the league, including 4 relegated from the 1950–51 La Liga and 4 promoted from the 1950–51 Tercera División.


 * Relegated from La Liga:
 * Málaga
 * Murcia
 * Alcoyano
 * Lérida


 * Promoted from Tercera División:
 * Atlético Baleares
 * Caudal
 * Alavés
 * Alicante