| |[Charles VII] | 1742 | |[Francis I, husband of | | | Maria Theresa] | 1745 1758 |Clement XII | | | |[Joseph II] }House of | 1765 1769 |Clement XIII | }Hapsburg | 1775 |Pius VI | }through | | |[Leopold II] }Maria | 1790 | |[Francis II] }Theresa. | 1792 1800 |Pius VII | | | |Abdication of Francis II | 1806 1823 |Leo XII | | 1829 |Pius VIII | | 1831 |Gregory XVI | | 1846 |PIUS IX | | 1878 |LEO XIII | | 1903 |Pius X | | ----------+--------------------------+--------------------------+---------- 1 All the Emperors between Romulus Augustulus and Charlemagne reigned at Constantinople. 2 Capitals distinguish the most eminent Popes and Emperors. 3 Two names bracketed together indicate rival claimants. 4 Those in brackets never received the Imperial crown. 5 This Pope skipped No. XX. 6 From 1438 to 1806, with the exception of Francis I of Lorraine, the House of Hapsburg was on the Imperial throne. 7 Ferdinand and his successors took the title Emperor Elect. II GENEALOGY OF THE MEDICI