Morlin Coalhewer is best known for being the lone blacksmith in Drelin's Ferry.
Shadow of the Black Claw:
Morlin is a veteran of the Goblin Wars on Morgaath of long ago and has been a source of Moradin's guidance for his fellow followers in the area.
Ret's Rebellion (Armando's Playthrough):
He joins the Greenwood Rebels on the main continent after hearing the news of Brindol sending forces to assist in their fight against the High Marches.