1990–91 Liga Nacional de Fútbol Femenino
| Season | 1990–91 |
|---|---|
| Dates | 13 January 1991 – 5 May 1991 |
| Champions | Oiartzun (1st title) |
| Relegated | Puente Castro Tradehi Oviedo |
| Matches played | 56 |
| Goals scored | 266 (4.75 per match) |
← 1989–90 1991–92 → | |
The 1990–91 Liga Nacional de Fútbol Femenino was the third season of the Spanish women's football top tier. Oiartzun achieved their first title ever.