# Albert IV, Duke of Saxe-Lauenburg

> German duke

**Wikidata**: [Q75477](https://www.wikidata.org/wiki/Q75477)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Albert_IV,_Duke_of_Saxe-Lauenburg)  
**Source**: https://4ort.xyz/entity/albert-iv-duke-of-saxe-lauenburg


## References

1. The Peerage
2. Integrated Authority File
3. Geni.com
4. Freebase Data Dumps. 2013
5. CERL Thesaurus