Below are possible answers for the crossword clue Empire builder.
a member of the Quechuan people living in the Cuzco valley in Peru
a ruler of the Incas (or a member of his family)
the small group of Quechua living in the Cuzco Valley in Peru who established hegemony over their neighbors in order to create an empire that lasted from about 1100 until the Spanish conquest in the early 1530s
Other crossword clues with similar answers to 'Empire builder'