Characters

The Goblin King (King of the Tengu), a Japanese mythological character that is supposed to live on Mount Kurama
King of the Goblins, a German mythical character who is supposed to live in Hesselberg
Goblin king, a character class from Dungeons and Dragons, a leadership variant of the goblin (Dungeons & Dragons)
Goblin King, a character from Marvel Comics, a supervillain alter-ego taken up by multiple characters
King of the Goblins, a character from the picturebook Hershel and the Hanukkah Goblins
Goblin King, a character from the light novel series Grimgar of Fantasy and Ash
Goblin King, a character from the 1986 film Labyrinth (1986 film) and its sequels
Goblin King, a character from the 2008 film Scooby-Doo! and the Goblin King
Goblin King, a character from the 2012 film The Hobbit: An Unexpected Journey that was nominated for several special effects awards
Goblin King, a character from the 2018 film Legend of the Three Caballeros
King of Goblins, a character from the 1995 videogame Stonekeep
Goblin King, a game character from the boardgame Middle-earth Strategy Battle Game
Goblin King, a toy character from the playset "Lego The Lord of the Rings"
Goblin king, a card in the card game Magic: The Gathering.
The goblin king, a character from Doctor Who's 2023 Christmas Special The Church on Ruby Road.

Other uses

Sergey Aksyonov (born 1972), a Russian politician nicknamed "Goblin" and "Goblin King"
The Goblin King (book), a graphic novel published by Graphic Universe
"Goblin King" (song), a 2016 song from the film The Huntsman: Winter's War
King Goblin, a beer from Wychwood Brewery