William J. Brennan, Jr., who authored the opinion in New York Times Co. v. Sullivan, has several awards named in his honor, which are presented to individuals for dedication to public interest and free expression. Awards named after William J. Brennan, Jr. are presented by the following organizations.

William Joseph Brennan Jr. was an American lawyer and jurist who served as an Associate Justice of the Supreme Court of the United States from 1956 to 1990. He was the seventh-longest serving justice in Supreme Court history, and was known for being a leader of the Court's liberal wing.