Esbjerg (Danish pronunciation: [ˈɛs.bjɛʁʔ], English: /ˈɛsbjərɡ/) is a seaport on the west coast of the Jutland peninsula in southwest Denmark, the main town of Esbjerg Municipality, the site of its municipal council and with a population of 71,579 (1 January 2012) the fifth largest city in Denmark, and the largest in west Jutland. Its municipality has a population of 115,112.

The city is situated on the southwestern coast of Denmark, and is a seaport of the North Sea.

The city of Esbjerg was established in 1868 as a replacement for the harbour in Altona, which had previously been Denmark's most important North Sea harbour. In 1874 Esbjerg was connected by rail to Fredericia and Varde.

The city has been voted "City of the Year" twice. The first time was in 1997 where the city was awarded the title because of the corporate work between public and private companies. In 2006 the city was again awarded "City of the Year". The second award was given due to the work and support of young talents. The talents in sport, artwork and music have been given good support and given the best facilities to develop their talent even further. The city holds an annual music festival spanning two weekends (nine days) during mid-August and is focused around the central Torvet Square which hosts the main stage. The festival celebrated its 10th anniversary in 2006.