HSU or Hsu may refer to: People Chinese surname Xu ( Xú and / Xǔ), written 'Hsu' when using Wade–Giles Romanization Universities Hakim Sabzevari University in Sabzevar, Iran Hang Seng University of Hong Kong Hardin–Simmons University in Abilene, Texas, United States Helmut Schmidt University in Hamburg, Germany Henderson State University in Arkadelphia, Arkansas, United States Humboldt State University in Arcata, California, United States Penn State Harrisburg in Middletown, Dauphin County, Pennsylvania, United States Hansung University in Seoul, South Korea Other uses Croatian Party of Pensioners (Hrvatska stranka umirovljenika), a political party Health Services Union, an Australian trade union Hero of the Soviet Union High Security Unit, a closed prison in Lexington, Kentucky, United States Hospitality Solutions United, a producer of RFID Electronic Locks for hotels (Keycard Locks) See also Xu (disambiguation)