Biber is a surname. Notable people with the surname include:
Carl Heinrich Biber (1681–1749), Austrian violinist and composer, son of Heinrich Ignaz Biber
Heinrich Ignaz Franz Biber (1644–1704), Bohemian-Austrian composer and violinist
James Biber, American architect
Kathryn Biber (born 1978), American lawyer
Stanley Biber (1923–2006), American surgeon who pioneered sex reassignment surgery