Southwestern Senior High School was a public high school located in Baltimore, Maryland.

The school opened in September 1971 and closed in June 2007.

The main classroom building was torn down along with the library and cafeteria.

The building has been replaced with dorms and portable classrooms.

Notable student: Ken “The Animal” Bannister” Ken played in the NBA for five seasons (from 1985 through 1991), two with the New York Knicks and three with the L.A. Clippers.