Müllenbach is a municipality in the district of Ahrweiler, in Rhineland-Palatinate, Germany. The village was first mentioned in a document under the name "Mohlenbach" in 1398, but the remains of a Roman country house, which may date back to the 2nd or 3rd century, indicate the first settlement about a thousand years earlier. The present village proba…Müllenbach is a municipality in the district of Ahrweiler, in Rhineland-Palatinate, Germany. The village was first mentioned in a document under the name "Mohlenbach" in 1398, but the remains of a Roman country house, which may date back to the 2nd or 3rd century, indicate the first settlement about a thousand years earlier. The present village probably grew together with the original farms.