In the entire world, Oesterreicher (Oesterreicher 
) is an extremely rare unknown gender given name. Much more frequently, Oesterreicher is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Oesterreicher | Argentina, United States, Germany, Czechia, Austria |
| wulf oesterreicher German romanist, DE (b. 1942) |
|
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| baron admiral unknown von oesterreicher Peerage person ID=373177 |
|