persona vs heroine

persona and heroine both are nouns.

Word	Noun	Adjective	Verb	Adverb
persona	Yes	No	No	No
heroine	Yes	No	No	No

As nouns, heroine is a hyponym of persona; that is, heroine is a word with a more specific, narrower meaning than persona:

Other hyponyms of persona include bit part, minor role, heavy, hero, ingenue, name part, title role, baddie, villain.

persona (noun)	heroine (noun)
(Jungian psychology) a personal facade that one presents to the world	a woman possessing heroic qualities or a woman who has performed heroic deeds
an actor's portrayal of someone in a play	the main good female character in a work of fiction