The wikipedia page has 8 different names listed for the man. Is this different translations over time? Or...different names used for legal documents in each?
hi! while there are a few linguists here, this question is a better fit for /r/Linguistics. In any case, both this sub and /r/Linguistics' have FAQ entries this phenomenon, which is asked not only about personal names, but also names of cities and countries
/r/Linguistics FAQ: Why are our names for countries so different from what the people call their own country? includes a link to this thread that addresses personal names
/r/AskHistorians FAQ: Why do countries have different names in other languages? focuses on country names
... out of interest, here are a couple of recent posts on city names