1972–73 Segunda División
The 1972–73 Segunda División season saw 20 teams participate in the second flight Spanish league. Real Murcia, Elche CF and Racing de Santander were promoted to Primera División. CD Logroñés, Pontevedra CF, Cultural Leonesa and CD Mestalla were relegated to Tercera División.
Teams
| Club | City | Stadium |
| Baracaldo | Barakaldo | Lasesarre |
| Cádiz | Cádiz | Ramón de Carranza |
| Córdoba | Córdoba | El Árcangel |
| Cultural Leonesa | León | Antonio Amilivia |
| Elche | Elche | Altabix |
| Gimnástico de Tarragona | Tarragona | José Luis Calderón |
| Hércules | Alicante | La Viña |
| Logroñés | Logroño | Las Gaunas |
| Mallorca | Palma de Mallorca | Luis Sitjar |
| Mestalla | Valencia | Mestalla |
| Murcia | Murcia | La Condomina |
| Osasuna | Pamplona | El Sadar |
| Pontevedra | Pontevedra | Pasarón |
| Racing de Santander | Santander | El Sardinero |
| Rayo Vallecano | Madrid | Vallehermoso |
| Sabadell | Sabadell | Nova Creu Alta |
| San Andrés | Barcelona | Calle Santa Coloma |
| Sevilla | Seville | Ramón Sánchez Pizjuán |
| Tenerife | Santa Cruz de Tenerife | Heliodoro Rodríguez López |
| Real Valladolid | Valladolid | José Zorrilla |
Final table
Results
Relegation playoff
[Pichichi Trophy]
| Goalscorers | Goal | Team |
 Illán | Rayo Vallecano | |
| Machicha | Cádiz | |
| Juárez | Murcia | |
| Cuesta | Córdoba | |
| Álvarez | Valladolid |