Charles Lund Black Jr. (September 22, 1915 – May 5, 2001) was an American scholar of constitutional law, which he taught as professor of law from 1947 to 1999. He is best known for his role in the historic Brown v. Board of Education Supreme Court case, as well as for his Impeachment: A Handbook, which served for many Americans as a trustworthy analysis of the law of impeachment during the Watergate scandal.