Family name Hliddal (Hliddal 
) , worldwide, is an extremely rare surname. The family name Hliddal is characteristic of Iceland, where it is quite a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Hliddal | Iceland, United States |
| petur hliddal Sound engineer, US (b. 1945) |
|