Sergei Kovalev (disambiguation)
From Infogalactic: the planetary knowledge core
Sergei Kovalev (born 1930) is a Russian human rights activist
Sergei Kovalev or Sergei Kovalyov may also refer to:
- Sergey Kovalev (boxer) (born 1983), Russian boxer
- Sergey Kovalev (historian) (1886 – 1960), Soviet historian
- Sergei Kovalyov (footballer, born 1965), Russian footballer
- Sergei Kovalyov (footballer, born 1972), Russian footballer
- Sergei Nikitich Kovalev (1919 – 2011), Russian submarine designer
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