HHS may refer to: Health and medicine. Hamilton Health Sciences, in Ontario, Canada. Hyperosmolar hyperglycemic state. Hoyeraal-Hreidarsson syndrome. United States Department of Health and Human Services. Schools. Hastings High School (disambiguation) Hamilton High School (disambiguation) Heritage High School (disambiguation) Highland High School (disambiguation) Hillsboro High School (disambiguation) Huntsville High School (disambiguation) Holland High School (disambiguation) Canada. Halton High School, Toronto, Ontario. Hilltop High School (Whitecourt), Alberta. United Kingdom.
https://en.wikipedia.org/wiki/HHS