HSK

HSK may refer to:


 * H. S. Krishnaswamy Iyengar
 * Hanyu Shuiping Kaoshi or Chinese Proficiency Test
 * Hassocks railway station, a railway station in Sussex, England
 * Helsingfors Segelklubb, a Finnish sailing club
 * Helsingfors Skridskoklubb, a Finnish figure skating club
 * Henderson Silver Knights, an American Hockey league team based in Henderson, Nevada.
 * Homoserine kinase, an enzyme
 * Horrendous Space Kablooie, a Calvin and Hobbes reference to the Big Bang
 * Hung Shui Kiu station in Hong Kong (MTR station code)
 * Hung Shui Kiu stop in Hong Kong (MTR Light Rail station code)
 * Huesca–Pirineos Airport, in Spain
 * Handels-Stör-Kreuzer, a German auxiliary cruiser
 * Hohlschaftkegel ("hollow shank taper"), a form of machine taper