IS is a Japanese band that released two EPs (Higurashi no Oka and FLY).

IS (short for Infinity of Sound, aka 아이에스, aka 국악 세 쌍둥이) is a Korean female vocal trio working with traditional Korean instruments in their music.

IS was an Australian band which won the Triple J 'Unearthed High' contest. They have recently changed their name to Tom Ugly

IS is a one man noise project from Chicago known for his spectacular live shows.