马尼斯蒂县（Manistee County, Michigan）是美国密歇根州西部的一个县，西临密歇根湖。面积3,317平方公里。根据美国2010年人口普查估计，共有人口24,733人。县治马尼斯蒂（Manistee）。

成立[1840年4月1日。县名来自马尼斯蒂河（来自奥吉比瓦语ministigweyaa一词，意思是「河口有岛屿」）。

Manistee County is a county located in the U.S. state of Michigan. As of the 2010 census, the population was 24,733. The county seat is Manistee. The name "Manistee" is from an Ojibwe word first applied to the principal river of the county. The derivation is not certain, but it may be from ministigweyaa, "river with islands at its mouth". See also, List of Michigan county name etymologies and Kaministiquia River.