Aranda-Coddou, Patricio was born on September 19, 1939 in Buin, Santiago, Chile. Came to the United States, 1974, naturalized, 1987. Son of Fernando Eugenio Aranda-Osorio and Luisa Raquel Coddou-Binimelis.
Sole practice, Santiago, 1961-1974. Instructor College Law, University Illinois, Urbana, 1974-1977. Associate professor, librarian College Law, University Nebraska, Lincoln, 1977-1985.
Foreign and international law librarian Law Library, Library of Congress, Washington, 1985. Law librarian International Monetary Fund, since 1985. Associate counsel University Chile, 1961-1971.
Reviewer, consultant Choice, Middletown, Connecticut, since 1982.