The subject of this article originates from non-canonical sources. To find out about what is considered "canon" see LOTR:Canon.
Dork is an orc character in a play adaptation written by Edward Mast.
Dork along with Doof, was a Goblin guard who watced over the three dwarf prisoners Gloin, Bombur, and Thorin. He was an aggressive Goblin, and got into a fight with Doof over a sandwich. In the fight, Dork is knocked unconscious by Doof. Dork also was one of the goblins to participate in the Battle of Five Armies, where he was killed.
NOTE- Dork only appears in the play adaptation of the Hobbit, and is not to be considered Canon.