Eemsmond (Dutch pronunciation: [ˈeːmsmɔnt] ⓘ; English: Ems Mouth) is a former municipality with a population of 15,864 in the north of the province of Groningen in the northeast of the Netherlands.

On 1 January 1992, the name of the municipality was changed from Hefshuizen to Eemsmond, which means Ems Mouth.

The population centers in the municipality are: Eemshaven, Eppenhuizen, Kantens, Oldenzijl, Oosteinde, Oosternieland, Oudeschip, Roodeschool, Rottum, Startenhuizen, Stitswerd, Uithuizen, Uithuizermeeden, Usquert, Warffum, and Zandeweer.

Part of the Wadden Sea, a UNESCO World Heritage Site since 2009, is located in the municipality, including the sandbank Simonszand and the uninhabited islands Rottumeroog, Rottumerplaat, and Zuiderduintjes.

Marijke van Beek of the Labour Party (PvdA) was the last mayor of Eemsmond.