Question

Who was the first to be official crowned the Tsar?

Answer 1

Ivan IV. Later he was known as Grand Prince of all Russia.

Answer 2

The Muscovite ruler was recognized as an emperor by Maximilian I, the emperor of the Holy Roman Empire in 1514. However, the first Russian ruler to be formally crowned as "tsar of all Russia" was Ivan IV, until then known as Grand Prince of all Russia (1547)