Alfred Moore was an American judge, lawyer, planter and military officer who became an associate justice of the Supreme Court of the United States. Moore Square, a park located in the Moore Square Historic District in Raleigh, North Carolina, was named in his honor, as was Moore County, North Carolina. He was also a founder and trustee of the University of North Carolina at Chapel Hill.

An associate justice of the Supreme Court of the United States is a justice of the Supreme Court of the United States, other than the chief justice of the United States. The number of associate justices is eight, as set by the Judiciary Act of 1869.