Albert Niemann may refer to:
- Albert Niemann (tenor) (1831–1917), German opera singer
- Albert Niemann (paediatrician) (1880–1921), his son, described Niemann-Pick disease with Ludwig Pick
- Albert Niemann (chemist) (1834–1861), first isolated the alkaloid cocaine from the plant material
This disambiguation page lists articles about people with the same name.
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