Was 847 Pope Leo same iteration of his name as Ivan the Terrible? Think carefully first, then make a decision:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Pope Leo in 847 AD was the fourth Leo to have that name and was called Leo IV. Ivan the Terrible was the 4th Tsar to have the name Ivan and was known as Ivan IV Vasilyevich. So, the answer is yes.