Woman on Argentina's 100 peso note (5)
![Ross](/clue/static/ross-mug.min.png)
I believe the answer is:
peron
(Other definitions for peron that I've seen before include "Argentinian dictator, 1946-55" , "Prone to being an Argentine president" , "Surname of Evita of the musical" , "Argentinian president, Evita his wife" , "Juan, maybe" .)