Christian pastor and television personality most well known as the host of the radio and television show Mujer Única. She has also hosted the segment A Minute with Mariam.
She began her career after marrying her husband and joining his church, the Alpha & Omega Church. She then founded the women's ministry Mujer Única.
A writer as well as a presenter, she published the pocket book Confesiones diarias para una vida exitosa and the devotional Mantente en Línea.
She is of Cuban and Lebanese descent. She and her husband, Alberto, have both served as pastors of a church in South Florida.
Both she and Eddie Villanueva gained fame as Christian television presenters.