Last name Slendebroek (Slendebroek 
) , globally, is a rare cognomen. The surname Slendebroek is characteristic of Western Europe, particularly Netherlands, where it is a rare surname, Austria, and Germany, where it is a very rare surname. In absolute terms, this name is the most popular in Netherlands, the United States, and Germany.
| VARIANT | COUNTRY |
|---|---|
| Slendebroek | Netherlands, United Kingdom, United States, Germany, Austria |