Family name Siedenbiedel (Siedenbiedel 
) , across the world, is a rare last name. The family name Siedenbiedel is habitual in Germany, where it is a rare surname, and Brazil, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Siedenbiedel | Germany, Brazil |
| catrin siedenbiedel (b. 1971) |
|