Mercedes del Carmen Guillén Vicente (born 5 June 1954) is a Mexican politician from the Institutional Revolutionary Party. From 2009 to 2012 she served as Deputy of the LXI Legislature of the Mexican Congress representing Tamaulipas. She is the sister of Rafael Sebastián Guillén Vicente, whom the government alleges is the real identity of Subcomandante Marcos, the leader of the EZLN Zapatista guerrilla in Chiapas.
Enrique Cárdenas Del Avellano (born 4 September 1957) is a Mexican politician affiliated with the PRI. He currently serves as Deputy of the LXII Legislature of the Mexican Congress representing Tamaulipas. He also served as Deputy during the LX Legislature.
Brasil Alberto Acosta Peña (born 21 June 1970) is a Mexican politician affiliated with the PRI. He currently serves as Congressman for the LXIV Legislature of the Mexican Congress representing the State of Mexico.