Family name Лукян (Lukian 
, Lukjan 
, Lukyan 
) , all over the world, is a rare cognomen. The surname Лукян is habitual in Latvia, where it is a rare surname, New Zealand, and Canada, where it is a very rare surname. In absolute terms, it is the most numerous in the United States, Canada, and Ukraine. More prevalently, Лукян is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lukian | Canada, Poland, United States, Indonesia, Malaysia |
| Lukjan | Thailand, Poland, United States, India, Latvia |
| Lukyan | Myanmar, Spain, Brazil, Poland, United States |
| Лукян | Ukraine, Kazakhstan, Russia, Armenia, Kyrgyzstan |