Family name Nagel-Osterndorff (Nagel-Osterndorff 
) , worldwide, is an extremely rare last name. The cognomen Nagel-Osterndorff is characteristic of Western Europe, particularly Germany, where it is an extremely rare surname. Parts of the name also exists independently as a last name Nagel, and a last name Osterndorff.
| VARIANT | COUNTRY |
|---|---|
| Nagel-Osterndorff | Germany |