- Alexander I, Emperor of Russia, 1777-1825 (2)
- Alexander II, Emperor of Russia, 1818-1881 (2)
- Alexander III, Emperor of Russia, 1845-1894 (2)
- Nicholas I, Emperor of Russia, 1796-1855 (2)
- Paul I, Emperor of Russia, 1754-1801 (2)
- Romanov, House of (2)
- Russia--Kings and rulers (2)
- Russia--History (1)