Claudia Ruiz Massieu Salinas, is a Mexican lawyer and politician affiliated with the Institutional Revolutionary Party. She served as Secretary of Foreign Affairs following her appointment by President Enrique Peña Nieto in 2015 to which she resigned on 4 January 2017.

Enrique Peña Nieto, commonly referred to by his initials EPN, is a Mexican former politician who served as the 64th president of Mexico from 2012 to 2018. A member of the Institutional Revolutionary Party (PRI), he previously served as Governor of the State of Mexico from 2005 to 2011, local deputy from 2003 to 2004, and Secretary of Administration from 2000 to 2002.