Limburg, also known as Belgian Limburg, is a province in Belgium. It is the easternmost of the five Dutch-speaking provinces that together form t…Limburg, also known as Belgian Limburg, is a province in Belgium. It is the easternmost of the five Dutch-speaking provinces that together form the Region of Flanders, which is one of the three main political and cultural sub-divisions of modern-day Belgium. As of January 2024, Limburg had a population of 0.9 million.