|Spouse||Daughter of Khal Moro|
|Book||The World of Ice & Fire (mentioned)|
Horro slew Khal Moro and took control of his khalasar. He also took Moro's daughter, who had married the King of Gornath in an alliance between him and Moro, for himself. Three years later he was slain by a rival, and his great khalasar separated into a dozen lesser hordes.
- The World of Ice & Fire, Beyond the Free Cities: The Grasslands.