The Kingdom was technically the two separate realms of Naples and Sicily until 1816 when King Ferdinand IV merged the two Kingdoms of Naples and Sicily into the new Kingdom of the Two Sicilies . However for most of this period it was ruled as one entity.
Spanish direct rule, 1516–1713
Charles V ( 1500 – 1558), ruler of the Holy Roman Empire from 1519 and, as Charles I of Spain, of the Spanish realms from 1516, King of Naples as Charles IV, King of Aragon and Sicily as Charles I until his abdication in 1556.
Philip II ( 1527– 1598), King of Spain from 1556, King of Naples and Sicily from 1554 as Philip I, and King of Portugal and the Algarves as Philip I from 1580.
Habsburg rule ends with the death of Charles II of Spain ( Charles V of Naples and of Sicily) in 1700.
Philip V of Spain ( 1683- 1746), King of Spain from 1700 to 1724 and 1724 to 1746, the first of the Bourbon dynasty in Spain, King of Naples and Sicily from 1700 to 1713 as Philip IV.
Charles V (1500 – 1558),Arms as King of Naples
Austrian direct rule, 1714–1734 of Naples and 1720–1735 of Sicily
Charles VI ( 1685– 1740), Holy Roman Emperor,King of Bohemia and Hungary from 1711 to 1740. From 1703 to 1711 Claimant to the T hrone of Spain as Charles III. King of Naples from 1714–1734 as Charles VI and King of Sicily from 1720–1735 as Charles IV.
Charles III and VI, King of Naples and Sicily
House of Savoy, 1713–1720
Victor Amadeus II ( 1666- 1732) was the Duke of Savoy (1675-1730). King of Sicily from 1713-1720 as Victor Amadeus I, exchanged this title and instead became King of Sardinia from 1720.
Victor Amadeus I, King of Sicily from 1713-1720
House of Bourbon-Naples 1735–1806
Charles III ( 1716– 1788), 1759–88, King of Naples as Charles VII and King of as Charles V from 1735–59 and Duke of Parma as Charles I from 1732–35.
Ferdinand I ( 1751– 1825), King of Naples from 1759–1798 and 1799–1806 and restored 1815–1816 as Ferdinand IV, King of Sicily from 1759– 1816 as Ferdinand III and King of Two Sicilies from 1816 as Ferdinand I.
The orders illustrated are Order of the Holy Spirit (France), Order of the Golden Fleece (Spain), Constantinian Order of St. George (Parma) and in the middle Order of St. Janarius founded by Charles VII and V in 1738.