Anastasia Romanovna Zakharyina-Yurieva was the tsaritsa of all Russia as the first wife of Ivan IV, the tsar of all Russia. She was also the mother of Feodor I, the last lineal Rurikid tsar of Russia, and the great-aunt of Michael of Russia, the first tsar of the Romanov dynasty.

The Tsar of all Russia, officially the Sovereign, Tsar and Grand Prince of all Russia, was the title of the Russian monarch from 1547 to 1721. During this period, the state was a tsardom.