# John IV of Portugal

> King of Portugal

**Wikidata**: [Q1060796](https://www.wikidata.org/wiki/Q1060796)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/John_IV_of_Portugal)  
**Source**: https://4ort.xyz/entity/john-iv-of-portugal


## References

1. Integrated Authority File
2. Source
3. The Peerage
4. International Standard Name Identifier
5. MusicBrainz
6. Virtual International Authority File
7. BnF authorities
8. Encyclopædia Britannica Online
9. Find a Grave
10. Freebase Data Dumps. 2013
11. Autoritats UB
12. LIBRIS. 2012
13. HMML Authority File