Stilwell High School is a high school (grades 9-12) in Stilwell, Oklahoma, United States.As of 2006 it had some 615 students, of whom 70% were Native American, and some 38 teachers. The 1988-1989 class was the largest graduating class with a total of 181 graduates. The class of 2009-2010 had the most Honor Students in its graduating class with 22.Notable alumni Sandy Garrett, former Oklahoma Superintendent of Public Instruction Sam Claphan, All American Football Player and NFL Football Player Markwayne Mullin, U.S. Congressman from Oklahoma
