RAHS

RAHS may refer to:


 * Royal Australian Historical Society
 * Royal Agricultural and Horticultural Society of South Australia

Schools

 * Raisbeck Aviation High School in Tukwila, Washington, United States
 * Redwood Alternative High School in Castro Valley, California, United States
 * Reedsburg Area High School in Reedsburg, Wisconsin, United States
 * Rio Americano High School in Sacramento, California, United States
 * Roald Amundsen High School in Chicago, Illinois, United States
 * Robbinsdale Armstrong High School in Plymouth, Minnesota, United States
 * Rochester Adams High School in Rochester Hills, Michigan, United States
 * Rochester Area High School (Pennsylvania) in Rochester, Pennsylvania, United States
 * Rosario Advent High School in Rosario, Batangas Philippines
 * Roseville Area High School in Roseville, Minnesota, United States
 * Roussin Academy High School in Montreal, Quebec, Canada