Helena Maria de Freitas Chagas (born 13 October 1961) is a Brazilian journalist.

The daughter of political journalist Carlos Chagas, she served as Secretary of Social Communication for the Presidency of Brazil from 2011 to 2014.

Chagas graduated from the University of Brasília and went through major media outlets, having covered events such as the inauguration of the New Republic and the Brazilian Constituent Assembly.

Starting at the newspaper O Globo, in 1982, she moved to the Brazilian Senate as a public servant, and she worked there as a reporter and producer of the programs of the legislative house.

Returning to O Globo in 1995, she acted as coordinator of the policy area, in addition to being editor-in-chief and director of the Brasília branch.