Gaozhou is a county-level city in southwestern Guangdong Province, China. It was formerly the primary city in its area, but is now administered as part of the prefecture-level city of Maoming.
According to the 2020 census, Gaozhou had a population of 1,328,658 living within its 3,270.86 km2 (1,262.89 sq mi) territory, although its built-up area is considerably smaller. Local residents speak a variation of the Gaozhou dialect.
The city is best known in China for being the ancestral home of Leo Ku.