"Hero of Marcan" and "Hero of Marcan V" were informal titles given to Klag, son of M'Raq as the sole survivor of the Battle of Marcan, responsible for literally single-handedly killing seven Jem'Hadar and a Vorta in hand-to-hand combat following the crash of both their vessels on Marcan V. (TNG novel: Diplomatic Implausibility, et al)