# Eric I, Duke of Saxe-Lauenburg

> German duke

**Wikidata**: [Q68679](https://www.wikidata.org/wiki/Q68679)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Eric_I,_Duke_of_Saxe-Lauenburg)  
**Source**: https://4ort.xyz/entity/eric-i-duke-of-saxe-lauenburg


## References

1. Genealogics
2. Integrated Authority File
3. The Peerage
4. Freebase Data Dumps. 2013
5. CERL Thesaurus
6. Sejm-Wielki.pl