# Count Alexander von der Mark

> illegitimate son of Frederick William II of Prussia and Wilhelmine, Gräfin von Lichtenau

**Wikidata**: [Q2643503](https://www.wikidata.org/wiki/Q2643503)  
**Source**: https://4ort.xyz/entity/count-alexander-von-der-mark


## References

1. The Peerage
2. Integrated Authority File
3. CERL Thesaurus