The following is a list of political parties registered at the Ministry of Interior, Spain, from 1976 to 2002.
Note that:
- The Ministry does not appear to remove registrations if parties become inactive or are dissolved, and many of the groups no longer exist.
- Some of the groups were actually electoral alliances formed to contest a specific election.
- Some of the groups are regional affiliates or branches of a national party.
- Some of the organizations are actually the youth wings of larger political parties.
- Parties are listed by Spanish name, English name, by city, and in chronological order.