South Moniteau Township is one of fourteen townships in Cooper County, Missouri, USA. As of the 2000 census, its population was 194.
According to the United States Census Bureau, South Moniteau Township covers an area of 22.41 square miles (58.04 square kilometers); of this, 22.39 square miles (57.98 square kilometers, 99.9 percent) is land and 0.02 square miles (0.06 square kilometers, 0.1 percent) is water.
The township contains these cemeteries: Renshaw and Smiley,