Very unlikely.
A tsar was a Russian emperor.
Tsar Nicholas Romanov II
Tsar was used as a Russian work for 'king' a long time ago.
Tsar Nicholas was the last Tsar of Russia, who was murdered with his family during the Russian Revolution
tsar
Tsar or Czar
tsarevna
The Russian word (transliterated into English) is "tsar" or "czar". Either spelling is accepted.
the Romanov dynasty: the Last Tsar of Russia: Tsar Nicholas
Michael I
Tsar Nicholas Romanov II was the Russian dictator in 1900.
The first person to adopt the title Tsar was Simeon I of Bulgaria, in 893-900, but the first Russian Tsar was Ivan IV from 1547