Hammar may refer to:

• Hammar (surname)
• The Hammar Marshes, a large wetland complex in Iraq
• Lake Hammar, saline lake in Iraq
• Hammar, Kristianstad, a locality in Skåne County, Sweden
• Hammar, Askersund, a locality in Örebro County, Sweden
• Hammar experiment, experiment to test the aether drag hypothesis

See also

• Hamar, a town in Norway
• Hamar (disambiguation)

This disambiguation page lists articles associated with the title Hammar.
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