Old imperial title (4)

I believe the answer is:

tsar

(Other definitions for tsar that I've seen before include "Autocrat" , "Absolute ruler" , "Old Russian ruler" , "Monarch of old Russia" , "Old leader" .)

I've seen this clue in The New York Times.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.