Terrasenian refers to the inhabitants of Terrasen, a fictional kingdom in the Throne of Glass series by author Sarah J. Maas. This land is known for its diverse landscapes, including mountains, forests, and rivers, which contribute to its rich culture and history. The Terrasenians are characterized by their strong sense of community and resilience. They often face challenges from external threats, but their unity and determination help them to overcome adversity. The kingdom plays a significant role in the overarching narrative of the series, showcasing themes of loyalty and bravery.