Cognomen פנין (Fenin 
, פנין 
) , worldwide, is a rare last name. The family name פנין is habitual in Slovakia, where it is a rare surname, Israel, and Czechia. Measured by absolute frequency, it is commonest in France, Russia, and the United States. Very seldom, פנין is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Fenin | Russia, Czechia, United States, India, France |
| פנין | Israel |