Tsarevich Ivan Ivanovich of Russia
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Ivan Ivanovich was the second son of Russian tsar Ivan the Terrible by his first wife Anastasia Romanovna. He was the tsarevich until he suddenly died; historians generally believe that his father killed him in a fit of rage. Wikipedia
Born: March 28, 1554, Moscow, Russia
Died: November 19, 1581 (age 27 years), Alexandrov, Russia
Spouse: Yelena Sheremeteva (m. 1581–1581), Feodosiya Solovaya (m. 1575–1579), and Yevdokiya Saburova (m. 1571–1572)
Parents: Ivan the Terrible and Anastasia Romanovna
Siblings: Dmitry of Uglich
Dynasty: Rurik