Douglass High School may refer to:
Frederick Douglass High School may refer to:
- Frederick Douglass Academy, New York, New York
- Frederick Douglass High School (Baltimore, Maryland)
- Frederick Douglass High School (Columbia, Missouri)
- Frederick Douglass High School (Lexington, Kentucky)
- Frederick Douglass High School (Prince George's County, Maryland)
- Frederick A. Douglass High School (New Orleans), located in New Orleans, Louisiana
- Frederick A. Douglass High School (Oklahoma), located in Oklahoma City, Oklahoma