RMHS

RMHS may refer to the following high schools:


 * Railway Mixed High School (English Medium) in Golden Rock
 * Railway Mixed High School (English Medium) in Jolarpet
 * Reading Memorial High School in Massachusetts
 * Red Mountain High School in Mesa, Arizona
 * Reitz Memorial High School in Evansville, Indiana
 * Richard Montgomery High School in Maryland
 * Rocky Mountain High School (disambiguation), multiple schools
 * Rolling Meadows High School in Illinois
 * R.M.H.S Vadavucode in Kochi, Kerala