Tsar
The Russian Tsars (Emperors) were the leaders of Russia from 1613 to 1918. Some of the Tsars were:
(Both Tsar/Tzar is Emperor, Tsarina/Tzarina is Empress, Tsarevna/Tzarevna is daughter of a Tsar/Tsarina, Tsarevitch/Tzarevitch is son of a Tsar/Tsarina, The Patriarchs are leaders of the Russian Orthodox Church, and acted as leaders of Russia at times.)
- Russian Tsar Ivan IV 1530-1585 -- last of the Ruriks -- first to be named Tsar -- military leader
- Russian Tsar Michael Romanoff -- first of the Romanoffs:elected Tsar following the "Time of Troubles"
- Russian Tsar Aleksey Mikhailovoch -- established serf system
- Russian Tsarevna Sophia Alekseyevna --
- Russian Patriarch Patriarch Nikon -- 1670s
- Russian Tsar Peter I (Peter the Great) -- (1672-1725) 1689
- Russian Tsarina Catherine I
- Russian Tsarevich Alexis Petrovich
- Russian Tsarina Anna Ivanovna - 1693-1740
- Russian Tsarina Elizabeth Petrovna
- Russian Tsar Peter III
- Russian Tsarina Catherine II (Catherine the Great) (1762-1796
- Russian Tsar Paul I
- Russian Tsar Alexander I 1777-1825
- Russian Tsar Alexander II 1818-1881 - abolished serf system
- Russian Tsar Alexander III 1845-1894 - Trans-Siberian Railroad
- Russian Tsar Nicholas II 1868-1918
- Russian Tsarevech Alexsie 1904-1918
- Russian Tsarina Empress Alexandra Fyodorvna 1872-1918