Family name Wardenaar (Wardenaar 
) , throughout the world, is a rare last name. The family name Wardenaar is habitual in Netherlands, where it is quite a rare surname, Australia, where it is a very rare surname, and France. In absolute terms, it is commonest in Netherlands, the United States, and France.
| VARIANT | COUNTRY |
|---|---|
| Wardenaar | Netherlands, Canada, France, Australia, United States |
| floris c wardenaar researcher |
|
|
| klaas j wardenaar researcher |
|