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Family name Konstyantyn (Констянтин
, Констиантын
, Констянтын
) , in the world, is a very rare cognomen. The surname Konstyantyn is habitual in Eastern Europe, particularly Hungary, where it is a rare surname, and Ukraine, where it is an extremely rare surname. Much more frequently, Konstyantyn is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Констянтин | Ukraine, Russia |
| Констиантын, Констянтын | Russia |
| Konstyantyn | Estonia, United States, Spain, France, Hungary |