James Bryan McMillan (December 19, 1916 – March 4, 1995) was a United States federal judge.
Born in Goldsboro, North Carolina, McMillan received an A.B. from the University of North Carolina, Chapel Hill in 1937 and an LL.B. from Harvard Law School in 1940. He was a Staff attorney of State Attorney General's Office, North Carolina from 1940 to 1942. He was in the United States Navy Senior Lieutenant from 1942 to 1946. He was in private practice in Charlotte, North Carolina from 1946 to 1968. He was a Judge pro tem, Charlotte City Court, Charlotte, North Carolina from 1947 to 1951. He was a Lecturer, University of North Carolina School of Law from 1975 to 1979. He was a Lecturer, University of Florida College of Law from 1979 to 1980.
McMillan was a federal judge on the United States District Court for the Western District of North Carolina. McMillan was nominated by President Lyndon B. Johnson on April 25, 1968, to a seat vacated by Wilson Warlick. He was confirmed by the United States Senate on June 6, 1968, and received his commission on June 7, 1968. He assumed senior status on September 1, 1989. McMillan served in that capacity until March 4, 1995, due to his death.
He died in Charlotte, North Carolina.