Contribution of one case report of congenital urethral diverticulum, located in the anterior urethra with narrow opening, that occurred in an adult male patient as a post-traumatic urethrorrage and presented with no obstructive symptomatology. The occasional incidence, etiology and atypical presentation form of this entity are examined. The diagnostic features, where urethrocystography still prevails, as well as the surgical alternatives are also discussed.