The Genealogy in the Koguryŏ Diaspora’s Epitaph

This study investigates the genealogies in Koguryŏ epitaphs, patterns them, and analyzes their changes over time. The Koguryŏ diaspora occurred during the Unification War under Silla. This study focuses on the Koguryŏ diaspora among the Tang who migrated to China. First, this study summarizes the research on genealogies of the Koguryŏ diaspora's epitaphs and indicates their problems. Second, it confirms the definition of the Koguryŏ diaspora and reviews the number of epitaphs. Third, it categorizes genealogies and analyzes their changes. Finally, this study clarifies the causes of the changes in the genealogies.