Illyrius

Illyrius (Ancient Greek: Ἰλλυριός) is a name known in different stories found in ancient Greek mythology.

According to the Bibliotheca, Illyrius was the youngest son of Cadmus and Harmonia who eventually ruled Illyria and became the eponymous ancestor of the whole Illyrian people. Illyrius was specifically born during an expedition against the Illyrians on the side of the Encheleans.

According to the Illyrian Wars of Appian, Illyrius was the son of the Cyclops Polyphemus and his wife Galatea with siblings Celtus and Galas. The children of Polyphemus all migrated from Sicily and ruled over the peoples named after them, the Celts, the Illyrians, and the Galatians. This particular genealogy was most likely composed by the ancient Greek founders of Epidamnus (Corinthians and Corcyrans) and preserved in Appian's work.

Illyrius had six sons and three daughters whose names were associated with specific tribes:

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