Cognomen Cierna (Cierna 
) , around the world, is a rare last name. The last name Cierna is habitual in Slovakia, where it is quite a rare surname, Czechia, where it is a rare surname, and Argentina, where it is a very rare surname. Much less frequently, Cierna is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cierna | Czechia, Philippines, United States, Argentina, Slovakia |
| pavlína fichta cierna SK (b. 1967) |
|