Koreanic family
Proto-Koreanic
c. 300 BCE – 0 CE Reconstructed
Proto-Koreanic (c. 300 BCE – 0 CE) is the reconstructed ancestor of the Koreanic language family, with 4 descendant languages and stages on the map.
See Proto-Koreanic on the interactive mapReconstructed ancestor of the Koreanic family — Korean plus the (now near-extinct) Jeju language. Modern scholarship treats Koreanic as a distinct family, not part of an "Altaic" macro-family with Japonic.