Cynthia Apolonia Ortega-Martijn (born 9 February 1956 in Willemstad, Curaçao) is a former Dutch politician.

As a member of the ChristianUnion (ChristenUnie) she was an MP from 30 November 2006 to 19 September 2012.

Ortega obtained a bachelor's degree in labour market policies and human resource policies.

At the Open University in the Netherlands she obtained a master's degree in human resource management.

This article about a Dutch politician is a stub.