Family name Пихлак (Пихлак 
, Pihlak 
, Pikhlak ) , around the world, is quite a rare cognomen. The surname Пихлак is habitual in Northern Europe, particularly Estonia, where it is quite a common surname, Latvia, where it is quite a rare surname, and Finland, where it is a rare surname. Measured by absolute frequency, the name is most common in Estonia, Russia, and Ukraine.
| VARIANT | COUNTRY |
|---|---|
| Пихлак | Russia, Ukraine |
| Pihlak | Estonia, Finland, United States, Latvia, Canada |
| Pikhlak | Russia |
| пихлак, арнольд Estonian footballer and bandy player, EE (b. 1902) |
|