Lake Hammar (Arabic: هور الحمّار, Hawr al-Ḥammār) is a saline lake in southeastern part of Iraq within the Hammar Marshes.

The lake is an important wetland site for birds.

[2] The native inhabitants are Marsh Arabs, some of whom occupy villages on artificial, floating islands.

[3] Lake Hammar is featured in the 2024 videogame Indiana Jones and the Great Circle.

This Iraq geographical location article is a stub.