Lawrence Watt-Evans adopted the name for a villainous character in a series of novels: The Lure of the Basilisk, The Seven Altars of Dusarra, The Sword of Bheleu, and The Book of Silence, collectively known as The Lords of Dus.
Brian Keene's short story "'The King', in: 'Yellow'", recounts the story of a modern-day couple who attend a performance of the play performed by "actors" who strongly resemble deceased singers and musicians such as Janis Joplin, Jimi Hendrix—and Elvis Presley as "The King".
The King in Yellow and Carcosa feature regularly throughout HBO's True Detective series.
The video game "Dark Souls" contains an enemy called Xanthous King Jeremiah, or "Yellow King Jeremiah", in reference to The King in Yellow. Both "Demon's Souls" and "Bloodborne", by the same developer Fromsoft, carry slightly less direct references in bosses robed in strikingly yellow rags.
The video game "ICEY" contains a hidden meta-narrative involving numerous reerences to the King in Yellow (also referred to as "The Master"), Carcosa, and Hastur. To achieve the game's true ending, the player must encounter the King in Yellow and also learn the "true name of God," which is "Hastur."