Cognomen Leeren (Leeren 
) , throughout the world, is an extremely rare surname. The family name Leeren is characteristic of Western Europe, particularly Netherlands, where it is a very rare surname. More frequently, Leeren is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Leeren | Netherlands, United States, South Africa, Philippines |
| l. van leeren |
|