Asuncion Is A Girl’s Name, And Is A Spanish Translation Of “assumption.” It Refers To The Assumption Of Mary, Which In Catholicism Is The Belief That The Virgin Mary Ascended To Heaven When She Died. Assumption Day Is Celebrated On The 15th Of August, And Is A Public Holiday In Many Countries. Choosing This Beautiful Name For Baby Would Be A Lovely Way To Express Your Faith, And To Pass It On To Your Little One.