Ikertivaq, also known as Ikersuaq or Ikerssuaq, is a bay or fjord in Sermersooq municipality, southeastern Greenland.

The warmest month is July when the average temperature rises to 0 °C and the coldest is January with -14 °C.

[3] Ikersuaq extends in a roughly northwest–southeast direction for about 20 km.

It is divided into a number of inlets or fjord branches with large active glaciers at their heads.

[3] To the south the bay opens into the North Atlantic Ocean between Dannebrog and Suunikajik islands.