The Posavje District () was an administrative division of the Independent State of Croatia. It was made of the kotars of Brod, à ½upanja, BrÃÂko, Derventa, GradaÃÂac and Bijeljina. Its capital was in Brod.
It had a population of 498,398 people in 1941. It had an area of 5,554 square kilometres.