Clifton High School may refer to:
United Kingdom Clifton High School, Bristol – Clifton, Bristol
United States Clifton High School (Clifton, New Jersey) – Clifton, New Jersey Clifton High School (Clifton, Arizona) – Clifton, Arizona (closed September 2010) Clifton Central High School – Clifton, Illinois Lake Clifton Eastern High School – Baltimore, Maryland Clifton High School (Clifton, Texas) – Clifton, Texas Clifton Forge High School – a former high school in Clifton Forge, Virginia