Robert James Byron, 13th Baron Byron (born 5 April 1950), is a British peer and barrister.
Byron is the son of Lt. Col. Richard Geoffrey Gordon Byron, 12th Baron Byron, and Dorigen Margaret Esdaile. He was educated at Wellington College in Berkshire and studied law at Trinity College, Cambridge.
He married Robyn Margaret McLean in 1979. She became Lady Byron when her husband inherited the barony on 15 June 1989. The couple have four children:
He is a collateral descendant of Lord Byron, through a cousin of Byron.
Byron was admitted to the Inner Temple and was called to the bar in 1974. He became a partner at Holman, Fenwick & Willan.
Upon inheriting his title, Byron became entitled to sit in the House of Lords, where he took the Oath of Allegiance in October 1989. He attended chamber debates infrequently, speaking mostly on bills related to the justice system and shipping law. Along with most hereditary peers, he lost the right to attend when the House of Lords Act 1999 took effect in November 1999.
Byron is resident in the New Forest, Hampshire. In 2021 he published a novel, Echoes of a Life.