Nordwestmecklenburg is a Kreis (district) in the north-western part of Mecklenburg-Vorpommern, Germany. It is situated on the coast of the Baltic Sea and borders on Schleswig-Holstein to the west. Neighboring districts are Rostock, Ludwigslust-Parchim and the district-free city Schwerin, and the district Lauenburg and the district-free city Lübeck in Schleswig-Holstein. The district seat is the town Wismar.