马迪斯维尔是瑞士的城镇，位于该国中西部，由伯恩州负责管辖，面积23.2平方公里，海拔高度538米，2011年人口3,130，八成人口信奉基督教，人口密度每平方公里135人。

Madiswil is a municipality in the Oberaargau administrative district in the canton of Bern in Switzerland. Since January 1, 2007, Gutenburg is part of the municipality. On 1 January 2011 Kleindietwil and Leimiswil were merged with the municipality of Madiswil.