Mount Antero is the highest summit of the southern Sawatch Range of the Rocky Mountains of North America. The prominent 14,276-foot (4351.4 m) fourteener is located in San Isabel National Forest, 12.2 miles (19.6 km) southwest by south of the Town of Buena Vista in Chaffee County, Colorado, United States. The mountain is named in honor of Chief Antero of the Uintah band of the Ute people.

The Sawatch Range or Saguache Range is a high and extensive mountain range in central Colorado which includes eight of the twenty highest peaks in the Rocky Mountains, including Mount Elbert, at 14,440 feet (4,401 m) elevation, the highest peak in the Rockies.