HRS may refer to: Copenhagen Hospitality College (Danish: ) Croatian Amateur Radio Association (Croatian: ) Croatian Handball Federation (Croatian: ) Head-Royce School, in Oakland, California Health and Retirement Study, a research study into ageing in the United States Heart Rhythm Society, an international educational organization Helena Romanes School, in Essex, England Hepatorenal syndrome Historical Records Survey, a New Deal project in the United States Historical Social Research, an academic journal Hot Record Society House Rabbit Society, an American animal rescue HRS antenna, a radio antenna Human Rights Service, a Norwegian think tank Hydraulics Research Station, UK Sikorsky HRS, a helicopter See also HR (disambiguation) Hours (disambiguation)