king of the Two Sicilies. Royal Palace (Naples): residence of the king of the Two Sicilies. Royal Palace of Milan: residence of the duke of Milan. Museo di Capodimonte: residence of the king of the Two Sicilies. Palazzo dei Normanni: residence of the king of Sicily. Residences of the Royal House of Savoy: residences of the king of Italy. Ducal Palace of Colorno: residence of the duke of Parma and Piacenza. Ducal Palace of Lucca: residence of the duke of Lucca. Ducal Palace of Modena: residence of the duke of Modena and Reggio. Ducal Palace of Massa (it): residence of the duke of Massa and Carrara. Palazzo Ducale di Mantova: residence of the duke of Mantua. Palazzo Ducale di Urbino: residence of the duke of Urbino. Palazzo Pitti: residence of the grand duke of Tuscany. Castle of Racconigi: residence of the Carignano line of the House of Savoy. Royal Palace of Cagliari: official seat of the king of Sardinia in his kingdom, actually used as residence of the viceroy and some other administrative bodies. Sovereign houses House of Savoy: Kings of Italy (1861–1946), Kings of Sicily (1713–1720), kings of Sardinia (1720–1861), dukes of Savoy (1416–1861), lords and princes of Piedmont (1233–1416), counts of Savoy (1032–1416), marquises of Turin (1057–1233) House of Ivrea Kings of Italy House of Habsburg and Habsburg-Lorraine: kings of Italy (1519–1802), kings of Sicily (1720–1734), kings of Sardinia (1708–1720), kings of Naples (1713–1734), kings of Lombardy–Venetia (1815–1859), grand dukes of Tuscany (1737–1801; 1815–1859), dukes of Milan (1535–1797), dukes of Parma and Piacenza; dukes of Mantua (1708–1797) House of Hauteville: kings of Sicily (1130–1198), dukes of Apulia (1059–1198), counts of Apulia (1042–1059), counts of Sicily (1071–1130) House of Hohenstaufen: kings of Italy (1128–1135; 1154–1197; 1212–1250), kings of Sicily (1198–1266) House of Anjou-Capetian: kings of Sicily (1266–1282), kings of Naples (1282–1442) House of Barcelona: kings of Sicily (1282–1516), kings of Sardinia (1324–1516), kings of Naples (1442–1516) House of Bourbon: dynasty divided into: House of Bourbon-Parma: dukes of Parma, Piacenza and Guastalla (1748–1802; 1847–1859), kings of Etruria (1801–1807), dukes of Lucca (1824–1847) House of Bourbon-Two Sicilies: kings of Naples (1735–1806; 1815–1816), kings of Sicily (1735–1816), kings of the Two Sicilies (1816–1861) House of Bonaparte: king of Italy (1805–1814), king of Rome, king of Naples (1806–1815) House of Medici: de facto lords of Florence and Tuscany (1434–1494; 1512–1527), dukes of Florence (1531–1569), grand dukes of Tuscany (1569–1737) House of Este: Margraves