Charles M. Russell High School (also known as CMR) is a public high school in Great Falls, Montana, in the United States. It is part of the Great Falls Public Schools system. It is one of two public high schools in the city, the other being Great Falls High School. The school opened on September 7, 1965, with about 1,400 students. The school had about 1,515 students enrolled in the 2011–2012 school year. CMR was opened in 1965 and the Rustlers have won 13 Montana state AA football championships, the most of any school in that time period.

Notable alumni

Among its notable alumni are:

Politicians

Athletes