Surname Lekhnitsky (Lekhnitsky, Лехницкий 
) , all around the world, is a very rare cognomen. The family name Lekhnitsky is habitual in Belarus, where it is a very rare surname, Russia, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Лехницкий | Kazakhstan, Russia, Belarus |
Лехнитский, Лехницький, and Лехніцький