Gau or GAU may refer to:

People Gaugericus (–626), Bishop of Cambrai Gau Ming-Ho (born 1949), Taiwanese mountaineer Franz Christian Gau (1790–1854), German architect and archaeologist James Gau (born 1957), Papua New Guinean politician John Gau (producer) (1940–2024), British television producer Michael Gau, Taiwanese politician Susan Shur-Fen Gau (born 1962), Taiwanese psychiatrist

Places Gäu, name of the South German loess landscapes Gau (territory), German term for a shire (regional administration) An Administrative division of Nazi Germany Gäu (Baden-Württemberg), a region in the southwest German state of Baden-Württemberg Gaū, Iran, a village in Sistan and Baluchestan Province Gäu District, district of Solothurn, Switzerland Gau Island, an island in Fiji Gau Airport Lokpriya Gopinath Bordoloi International Airport (IATA code: GAU), in Guwahati, Assam, India

Schools Georgetown American University, in Guyana Girne American University, in Northern Cyprus Gazipur Agricultural University in Bangladesh Gujarat Ayurved University, in India University of Göttingen (German: ), in Germany

Other uses Gau (Final Fantasy VI), a character in Final Fantasy VI GAU, a codon for the amino acid aspartic acid Gouais blanc, a French wine grape Enfariné noir, a French wine grape General Assistance Unemployable, a Washington state unemployment program Kondekor, a variety of the Ollari language with ISO 639-3 code gau Gau, a Cantonese vulgar word Glavnoe Artilleriyskoe Upravlenie (literally, Main artillery directorate), a division of the Russian military that played a significant role in the history of radar

See also Gau Mata, sacred cows in Hinduism