Cognomen Sarnitsky (Sarnitsky 
, Сарницкий 
) , across the world, is a rare family name. The cognomen Sarnitsky is habitual in Kazakhstan, where it is a rare surname, Israel, where it is a very rare surname, and Belarus. In absolute terms, it most frequently occurs in Russia, Kazakhstan, and Israel.
| VARIANT | COUNTRY |
|---|---|
| Sarnitsky | United States, Israel |
| Сарницкий | Kyrgyzstan, Russia, Kazakhstan, Belarus, Ukraine |
Сарнитский, Сарницький, Сарніцкий, and Сарніцький