# Otto Heyer

> German SS officer ; affiant in the Einsatzgruppen Trial (NMT 9)

**Wikidata**: [Q124515126](https://www.wikidata.org/wiki/Q124515126)  
**Source**: https://4ort.xyz/entity/otto-heyer-q124515126


## References

1. Landesarchiv Berlin
2. [Nuremberg Trials Project](https://nuremberg.law.harvard.edu/documents/251071)
3. North Rhine-Westphalia State Archives Rhineland Division
4. [Find a Grave](https://de.findagrave.com/memorial/240150063/otto-heyer)
5. Staatsarchiv Ludwigsburg