Boll or Böll is a German, Danish & English surname. Notable people with the surname include:
Buzz Boll (1911–1990), Canadian ice hockey player
Don Boll (1927–2001), American football player
Ernst Boll (1817–1868), German naturalist and historian
Fabian Boll (born 1979), German football player
Franz Boll (philologist) (1867–1924), German historian of astrology
Franz Boll (historian) (1805–1875), theologian and historian
Franz Christian Boll (1849–1879), discoverer of rhodopsin
Greg Boll (born 1960), American politician
Heinrich Böll (1917–1985), German novelist (Nobel Prize Literature 1972)
Jacob Boll (1828–1880), Swiss naturalist and entomologist
Jared Boll (born 1986), American ice hockey player
Monika Boll (born 1971), German footballer
Paul Boll (born 1986), German ice dancer
Robert Henry Boll (1875–1956), preacher in the Churches of Christ
Timo Boll (born 1981), German table tennis player
Uwe Boll (born 1965), German movie director
Pedro Edmundo Boll (born 1961), Brazilian Accountant
Pedro Edmundo Boll Júnior (born 1990), Brazilian Accountant