The Democratic Union of Alto Adige (Italian: Unione Democratica dell'Alto Adige) was an Italian-speaking christian-democratic Italian political party active in South Tyrol, which has been South Tyrols sister party of the Trentino Democratic People's Union. Its long-time leader is Luigi Cigolla.
The party emerged in 1993 when it won 1.7% in the provincial election. In 2003 provincial election the party took part to an alliance with Democracy is Freedom – The Daisy and the Union of Christian and Centre Democrats named "Autonomist Union". The coalition won 3.7% and got Luigi Cigolla elected to the Provincial Council. Cigolla was also appointed provincial minister.[1][2][3]
In 2008 the party merged with the provincial section of Italy of Values[4], which obtained only the 1.6% in the 2008 provincial election, leaving Cigolla without his seat in the Provincial Council.