Robert Allan Edgar (born 1940) is an inactive Senior United States district judge of the United States District Court for the Eastern District of Tennessee.

Born in Munising, Michigan, Edgar received a Bachelor of Arts degree from Davidson College in 1962 and a Bachelor of Laws from Duke University School of Law in 1965.

[2] On February 26, 1985, Edgar was nominated by President Ronald Reagan to a seat on the United States District Court for the Eastern District of Tennessee vacated by Judge Herbert Theodore Milburn.

He served as Chief Judge from 1998 to 2005, assuming senior status on October 7, 2005.

He took inactive senior status on June 30, 2016, meaning that while he remains a federal judge, he no longer hears cases or participates in the business of the court.