Unterberger is a German surname. Notable people with the surname include:
Betty Miller Unterberger (1922–2012), historian and professor of American international relations at Texas A&M UniversityCarola Unterberger-Probst (born 1978), internationally known Austrian media artist and philosopher of artChristof Unterberger (born 1970), Austrian cellist and composerCristopher Unterberger (1732–1798), Italian painter of the early-Neoclassical periodDavid Unterberger (born 1988), Austrian ski jumper who competes for Austria\Ignaz Unterberger, Neoclassical painterMichelangelo Unterberger (1695–1758), Austrian painterRichie Unterberger (born 1962), American author and journalist whose focus is popular music and travel writing