The Palazzo Reale, also known as the Palazzo Regio and the Palazzo Vicarage, is a historical building in the city of Cagliari in Sardinia, the ancient residence of the Royal governors of the Aragonese dynasty and the period of Spanish domination. Here were housed the representatives of the Savoy dynasty. Today the Palazzo Reale is the Prefecture and the province of Cagliari.

The Palace is located in Piazza Palazzo in the historic quarter of Castello. It was built in the 14th century, and with 1337-year by order of Pietro IV of Aragon became the residence of the Viceroy. Over the centuries the building was repeatedly reconstructed and expanded. In particular, a major reconstruction of the Palazzo underwent in the 18th century. In 1730, the year by architects from Piedmont Joubert and Vincenti was built the staircase Skalon d Honore, who led on the first floor. The rooms of the first floor were restored in 1735, the year. West facade with the main portal was settled about 1769 year, as written in the lunette glazed doors opening onto the Central balcony.

Between 1799 and 1815, over the years, the Palazzo Reale was the official residence of the Royal family and court, who were in exile (Turin in those years was occupied by Napoleon). And in 1885, the year the Palace became the property of the province of Cagliari – it housed the provincial government. At the same time the interiors were renovated again. In 1893, the year work began on decorating the Council chamber artist from Perugia Domenico Bruschi did frescoes and stucco angels. The decoration of the Palazzo Reale was completed in 1896, the year.