Different sources say different things, but perhaps Asshur or Belus.
the most famous rulers of assyrian is Erishum and sargon
ashurbanipal
Nimrud was the first king of Assyria
The most famous ruler of Eygpt was King Khufu.
The most famous ruler of the Ghaznavid Empire was Mahmud.
Mansa Munsa was the most famous ruler or emporer of Timbuktu.
The most famous ruler of mongols was Genghis khan.
"Il Principe" ('the Ruler') was Machiavelli's most famous work.
The most famous Mongol ruler was definitely Kublai Khan. I just did a test on this and the answer was Kublai Khan!:)
tomo hada
muhammad tore
mansa musa
i think it was Ramses the 3rd, but no, Ramesses was Egyptian, not Roman. It would be a toss up between Julius Caesar and Augustus for the most famous ruler.
yung sui
Pakal. 603-683