Andrea Molina was born in Santiago on 28 March 1970, the daughter of a visual arts professor and a hair and color analyst at the Wella Laboratory.

[3] Subsequently, she joined Televisión Nacional de Chile (TVN) as a model on the entertainment program Motín a bordo.

On the same channel, she hosted the service program Hola Andrea, which aired for six years, and the series Mujer, rompe el silencio.

[8] She was a member of the permanent government commissions for Foreign Relations, Inter-Parliamentary Affairs and Latin American Integration, Culture and the Arts, and Natural Resources.

[1] On 2 April 2015, she was a member of the Special Investigative Commission on the actions of public bodies responsible for the protection of health and the environment in Antofagasta.

[10] On 13 January 2016, she was a member of the Special Investigative Commission of irregularities that occurred in the National Board of School Aid and Scholarships [es] (JUNAEB) during 2014 and 2015.

[11] On 6 September 2017, Molina was one of at least 40 parliamentarians identified by journalists as having commissioned advisory reports with paragraphs copied verbatim from websites or books, without giving credit to the original authors.

[12] For the 2021 municipal elections, Chile Vamos announced Andrea Molina as its official candidate for mayor of Viña del Mar.

[15][17] On 16 September 2012, she was involved in another accident in the Quebradilla sector of La Ligua commune, when a taxi hit the truck in which she was traveling with her daughters.