GU, Gu, or gu may refer to:

Arts and entertainment Gu (instrument), Chinese drums Bangu (drum), or gu, a Chinese frame drum Global Underground, an electronic dance music compilation series GU Comics, an online comic .hack//G.U., a video game series Godzilla: Unleashed, a video game Gu (film), a 2024 Indian horror fantasy thriller film

Businesses and organisations Businesses Gü, a dessert manufacturing company GU (retailer), Japanese clothing brand GU Energy Labs, a sports nutrition product manufacturer

Universities Galgotias University, Dankaur, Uttar Pradesh, India Gandhara University, Peshawar, Khyber Pakhtunkhwa, Pakistan Gannon University, Erie, Pennsylvania, United States Gauhati University, Guwahati, Assam, India Georgetown University, Washington D.C., United States Ghazi University, Dera Ghazi Khan, Punjab, Pakistan Gomal University, Dera Ismail Khan, Khyber Pakhtunkhwa, Pakistan Gonzaga University, Spokane, Washington, United States University of Gothenburg, Gothenburg, Sweden () Grantham University, now University of Arkansas Grantham, Kansas City, Missouri, United States Griffith University, several campuses in Brisbane and the Gold Coast area, Australia University of Guilan, Guilan, Rasht, Iran Gujarat University, Ahmedabad, Gujarat, India

People Gu (surname) (顾), a Chinese family name Gǔ (surname) (谷), a Chinese family name Gǔ (surname 古), a Chinese family name Gū (surname) (辜), a Chinese family name

Places Gu County, Shanxi, China Gu, Chabahar, Iran Gu (administrative division), South Korea Gu's Park, former name of Fuxing Park in Shanghai, China GU postcode area, or Guildford postcode area, England Guam, ISO 3166 code GU

Other uses gu, gravity unit, used in geology and equal to 10-4 Gal. Gu (digraph) Gu (god), a spirit that appears in several African religions Gu (poison), a venom-based poison associated with cultures of south China Gu (vessel), a type of ancient Chinese ritual bronze vessel Gujarati language, ISO 639-1 language code gu gu, several characters in the Sumerian language Gu (kana), or ku GU, a prefix for several types of bi-pin lamp base GU, current proper abbreviation for the foreign military intelligence agency of the General Staff of the Armed Forces of the Russian Federation known as the Main Directorate of the General Staff of the Armed Forces of the Russian Federation, or Гла́вное управле́ние Генера́льного шта́ба Вооружённых сил Росси́йской Федера́ции, romanized: Glavnoje upravlenije General'nogo shtaba Vooruzhonnykh sil Rossiyskoy Federatsii or commonly referred to as the GRU (Russian Federation) which was formerly the Main Intelligence Directorate

See also Gue, a stringed instrument