1972–73 Segunda División
| Season | 1972–73 |
|---|---|
| Dates | 2 September 1972 – 17 June 1973 |
| Champions | Real Murcia (5th title) |
| Promoted | |
| Relegated | |
| Matches played | 380 |
| Goals scored | 853 (2.24 per match) |
| Top goalscorer | Antonio Illán (19 goals) |
← 1971–72 1973–74 → | |
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.