Robert J. Cordy (born May 18, 1949) is a former Associate Justice of the Massachusetts Supreme Judicial Court.
Cordy graduated from Dartmouth College in 1971 and Harvard Law School in 1974. After graduation, Cordy served as a defense attorney on the Massachusetts Defenders Committee. From 1978 to 1979, he served as a Special Assistant Attorney General in the Department of Revenue, and then in 1979 he became an Associate General Council on the State Ethics Commission. In 1982, Cordy was appointed a federal prosecutor and eventually became Chief of the Public Corruption Unit. From 1987 to 1991, he was a partner at Burns & Levinson. From 1991 to 1993, he served as Chief Legal Counsel to Governor William Weld. In 1993, Cordy became a partner at McDermott, Will & Emery in 1993, working there until his appointment to the Supreme Judicial Court in 2001. He retired from the Court on August 12, 2016 to return to private practice.