Eugene Byrne (born 25 February 1959) is an English freelance journalist and fiction writer. His novel ThigMOO, and the story it was based on, were nominated for the BSFA award. His story "HMS Habakkuk" was nominated for a Sidewise Award for Alternate History.
He was a contributing editor to Venue magazine. In 2006, as part of Bristol's Isambard Kingdom Brunel bicentennial celebrations, he wrote Isambard Kingdom Brunel: A Graphic Biography with artist Simon Gurr.