The Trentino-Alto Adige/Südtirol regional election of 1983 took place on 20 November 1983.
The weakened Christian Democracy continued the alliance with the South Tyrolean People's Party.
Results Regional Council Party votes votes (%) seats South Tyrolean People's Party 170,125 29.6 22 Christian Democracy 155,180 26.9 19 Italian Communist Party 47,769 8.3 6 Italian Socialist Party 38,617 6.7 4 Italian Republican Party 26,027 4.5 3 Italian Social Movement 25,090 4.4 3 Trentino Tyrolean Autonomist Union 23,741 4.1 3 Integral Autonomy 18,056 3.1 2 Italian Democratic Socialist Party 13,400 2.3 1 Alternative List 12,942 2.3 2 Proletarian Democracy 9,676 1.7 1 Italian Liberal Party 8,434 1.5 1 Green List 8,371 1.4 1 South Tyrolean Homeland Federation 7,285 1.3 1 Party of Independents 6,960 1.2 1 Social Democratic Party of South Tyrol 3,853 0.7 - Total 575,526 100.0 70 Source: Trentino-Alto Adige/Südtirol Region
Trentino Party votes votes (%) seats Christian Democracy 127,847 44.2 16 Italian Communist Party 31,690 11.0 4 Italian Socialist Party 27,409 9.5 3 Trentino Tyrolean Autonomist Union 23,741 8.2 3 Italian Republican Party 20,137 7.0 2 Integral Autonomy 17,414 6.2 2 Italian Democratic Socialist Party 9,757 3.4 1 Proletarian Democracy 8,428 2.9 1 Green List 8,371 2.9 1 Italian Social Movement 8,261 2.9 1 Italian Liberal Party 6,256 2.2 1 Total 289,311 100.0 35 Source: Trentino-Alto Adige/Südtirol Region
South Tyrol Party votes votes (%) seats South Tyrolean People's Party 170,125 59.4 22 Christian Democracy 27,333 9.5 3 Italian Social Movement 16,829 5.9 2 Italian Communist Party 16,079 5.6 2 Alternative List 12,942 4.5 2 Italian Socialist Party 11,208 3.9 1 South Tyrolean Homeland Federation 7,285 2.6 1 Party of Independents 6,960 2.4 1 Italian Republican Party 5,890 2.1 1 Social Democratic Party of South Tyrol 3,853 1.4 - Italian Democratic Socialist Party 3,643 1.3 - Italian Liberal Party 2,178 0.8 - Proletarian Democracy 1,248 0.4 - Integral Autonomy 642 0.2 . Total 286,215 100.0 35 Source: Trentino-Alto Adige/Südtirol Region