Robert Jensen Bryan (born 1934) is a United States federal judge.
Born in Bremerton, Washington, Bryan received a B.A. from the University of Washington in 1956 and a J.D. from the University of Washington School of Law in 1958. He was in the United States Army Reserve from 1955 to 1957. He was in private practice in Bremerton, Washington from 1959 to 1967. He was a judge on the Superior Court of Washington from 1967 to 1984. He was a Judge pro tem, Washington State Court of Appeals in 1975. He was a Judge pro tem, Washington State Supreme Court, 1979 in 1982. He was in private practice in Seattle, Washington from 1984 to 1986.
Bryan was a federal judge on the United States District Court for the Western District of Washington. Bryan was nominated by President Ronald Reagan on February 3, 1986, to a new seat created by 98 Stat. 333. He was confirmed by the United States Senate on April 24, 1986, and received his commission on May 7, 1986. He assumed senior status on November 1, 2000.