Family name Koptilov (Коптилов 
, Koptilov 
) , across the world, is a rare last name. The cognomen Koptilov is habitual in Russia, where it is a rare surname, Kazakhstan, and Belarus, where it is a very rare surname. Not in comparison with a country's population, it is commonest in Russia, Kazakhstan, and Ukraine. Very seldom, Koptilov is the forename as well as the last name.
| v. v. koptilov (b. 1930) |
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