A gong (Chinese: ; pinyin: luó; Indonesian or Javanese: gong; Malay: gong ) is an African, East and South East Asian musical percussion instrument that takes the form of a flat, circular metal disc which is hit with a mallet. It originated in China and later spread to Southeast Asia, and it can also be used in the percussion section of Western symphony orchestra.

A gong is a percussive musical instrument, or a warning bell.