Marelen Castillo Torres (born 30 August 1968) is a Colombian teacher, biology and chemistry graduate, industrial engineer, and researcher.

From 2005 to 2007 she studied at the Monterrey Institute of Technology and Higher Education, earning a master's degree in business administration and management.

From 2013 to 2016 she studied at Nova Southeastern University in Florida in the United States, graduating in 2017 with a doctorate in education with an emphasis on Organizational Leadership-Education and Administrative Management.

[6] From 2001 to 2006, Castillo worked at the Lumen Gentium Catholic University Foundation as a teacher, dean and vice-chancellor and acting rector.

In 2007 she moved to Bogotá, and from 2009 to 2021 she worked at the Minuto de Dios University Corporation as a researcher, director of strategic initiatives, and academic vice-chancellor.

[7] In March 2022, when Castillo was Academic Vice Chancellor of Uniminuto, she agreed to be the vice-presidential candidate for Rodolfo Hernández Suárez, replacing Paola Ochoa who resigned.