Groningen is the capital city and main municipality of Groningen province in the Netherlands. The capital of the north, Groningen is the largest place as well as the economic and cultural centre of the northern part of the country; as of December 2021, it had 235,287 inhabitants, making it the sixth largest city/municipality in the Netherlands and the second largest outside the Randstad.

Groningen is the northeasternmost province of the Netherlands. It borders on Friesland to the west, Drenthe to the south, the German state of Lower Saxony to the east, and the Wadden Sea to the north. As of January 2023, Groningen had a population of about 596,000, and a total area of 2,955 km2 (1,141 sq mi).