|Book(s)||The World of Ice and Fire (Mentioned)|
Harlan was the heir of King Qhorwyn the Cunning, as Qhorwyn's eldest son had died of greyscale. When Qhorwyn was dying, Harlan died suddenly, allegedly due to falling from a horse. Some suggested that Harlan's younger brother, Harwyn was actually to blame, while others attributed Harlan's death to a Faceless Man. Harwyn succeeded as King of the Iron Islands six days after Qhorwyn's own death.