# Leopold IV, Duke of Austria

> Duke of Further Austria, lived (1371-1411)

**Wikidata**: [Q453031](https://www.wikidata.org/wiki/Q453031)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Leopold_IV,_Duke_of_Austria)  
**Source**: https://4ort.xyz/entity/leopold-iv-duke-of-austria


## References

1. Historical Dictionary of Switzerland
2. Integrated Authority File
3. The Peerage
4. BnF authorities
5. VcBA (identifier)
6. MAK
7. Freebase Data Dumps. 2013
8. Virtual International Authority File
9. CERL Thesaurus
10. [Source](https://mix-n-match.toolforge.org/#/entry/63768520)
11. Sejm-Wielki.pl
12. HMML Authority File