Nikolay or Nikolai Belov may refer to:
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Nikolay Belov (geochemist)
Nikolay Vasilyevich Belov (; December 14, 1891 – March 6, 1982) was a Soviet and Russian crystallographer, geochemist, academician (1953), and Hero of Socialist Labour (1969).
Belov worked primarily in the fields of mineralogy (particularly si ...
(1891–1982), Soviet crystallographer and geochemist
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Nikolay Belov (general) (1896–1941), Red Army World War II major-general
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Nikolay Belov (wrestler) (1919–1987), Soviet wrestler
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Nikolai Belov (ice hockey) (born 1987), Russian ice hockey player
{{hndis, Belov, Nikolay