Has there ever been a 9–3 in the La Liga?

Yes, 1 time.

The only time: January 14, 1945, Valencia CF beat Real Murcia (Valencia CF 9–3 Real Murcia).

Nearby scores

1. 10–2 1 time
2. 10–3 1 time
3. 10–4 Never
4. 9–2 2 times
5. 9–3 1 time
6. 9–4 1 time
7. 8–2 13 times
8. 8–3 7 times
9. 8–4 Never