The 1983 Spanish local elections were held on Sunday, 8 May 1983, to elect all 67,505 councillors in the 7,781 municipalities of Spain and all 1,024 seats in 38 provincial deputations. The elections were held simultaneously with regional elections in thirteen autonomous communities, as well as local elections in the three foral deputations of the Basque Country and the ten island councils in the Balearic and Canary Islands.

The 1983 Madrilenian regional election was held on Sunday, 8 May 1983, to elect the 1st Assembly of the Autonomous Community of Madrid. All 94 seats in the Assembly were up for election. The election was held simultaneously with regional elections in twelve other autonomous communities and local elections all throughout Spain.