ADF International

Neydy Casillas

Neydy Casillas

Senior Counsel, OAS and Latin America

Neydy Casillas, Esq., has over a decade of legal experience in international law, family law, and civil law. She serves as senior legal counsel with ADF International at its Washington, D.C. office.

Since joining ADF International in 2011, Casillas has spearheaded advocacy efforts with the United Nations, where she defended the sanctity of life, marriage, and family. She currently leads advocacy efforts for these issues at the Organization of the American States, Inter American Court and Commission on Human Rights in Washington, D.C. She also spreads her efforts in Latin America through her intervention as legal counsel in cases where life and family have been challenged.

Casillas’ expertise is in protecting life and family through challenging the misuse of international law that seeks to undermine sovereignty, national constitutions, and domestic legislation protections. Specializing in international human rights and international law, Casillas has been involved in several cases around Latin America and has authored submissions to the Inter-American Court of Human Rights (IACHR).  She testified before the IACHR during the hearings for the advisory opinion for Costa Rica.

During her years at the United Nations Casillas served as a delegate for Mexico to the Commission on Population and Development and the Commission on the Status of Women.

Before working at ADF International, Casillas directed the international efforts of the World Development Coalition and engaged in public policy advocacy at the United Nations in New York. From 2004-2008, she was legal counsel for the Counsel in State Congress in Jalisco and legal adviser for the Woman National Institute  (Instituto Nacional de las Mujeres) in Mexico City as well as legal adviser for the Woman Institute in Jalisco, focusing on family and civil law. She was also a lobbyist for the pro-life organization Mujer para la Mujer 2002-2004, where she worked with non-governmental agencies lobbying in the political arena.

A native Spanish speaker, Casillas is a sought-after speaker on social issues and international law, appearing on television programs throughout Latin America. She has also authored articles in prestigious publications such as Argentina’s El Derecho.

Casillas earned her law degree in 2002 from Panamerican University of Guadalajara, Mexico, where she served as an adjunct professor teaching natural law. She currently resides in Washington, D.C.

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