Kuummiit (Kalaallisut: Kuummiut) is a settlement in the Sermersooq municipality in southeastern Greenland. Founded in 1915, it had 248 inhabitants in 2020.
The settlement is located on the eastern shore of the Ammassalik Fjord, approximately to the northeast of Tasiilaq and to the north of Kulusuk.
The population of Kuummiit has decreased by more than 27% relative to its 1990 level and almost 15% relative to its 2000 level.
The settlement is served by the Kuummiit Heliport .