Last name Fierla (Fierla 
) , all around the world, is a very rare cognomen. The cognomen Fierla is characteristic of Czechia, where it is a rare surname, Germany, where it is an extremely rare surname, and the United States. Also, Fierla is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Fierla | Germany, Poland, Czechia, United States |
|
gustaw fierla Polish painter (1896-1981), CZ (b. 1896) |
|
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adolf fierla Polish writer, PL (b. 1908) |
|
|
władysław fierla CZ (b. 1909) |
|
| josef fierla (b. 1901) |
|
|
| rudolf fierla (b. 1910) |
|
|
| eugeniusz fierla (b. 1910) |
|