Eresia may refer to:
*''Eresia'', a journal edited by
Enrico Arrigoni
Enrico Arrigoni (pseudonym: Frank Brand) (February 20, 1894 Pozzuolo Martesana, Province of Milan – December 7, 1986 New York City) was an Italian American individualist anarchist, a lathe operator, house painter, bricklayer, dramatist and politi ...
*
''Eresia'' (butterfly), a genus of butterflies
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