# Gaspar de Guzmán, Count-Duke of Olivares

> Spanish royal favourite of Philip IV and minister (1587-1645)

**Wikidata**: [Q371833](https://www.wikidata.org/wiki/Q371833)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Gaspar_de_Guzmán,_Count-Duke_of_Olivares)  
**Source**: https://4ort.xyz/entity/gaspar-de-guzm-n-count-duke-of-olivares


## References

1. Great Soviet Encyclopedia (1969–1978)
2. BnF authorities
3. Integrated Authority File
4. datos.bne.es
5. International Standard Name Identifier
6. Virtual International Authority File
7. Czech National Authority Database
8. [Source](https://oa.upm.es/8625/)
9. SNAC
10. Spanish Biographical Dictionary
11. Brockhaus Enzyklopädie
12. Olivares, Conde-Duque de
13. Encyclopædia Britannica Online
14. Freebase Data Dumps. 2013
15. Autoritats UB
16. CERL Thesaurus
17. Treccani's Enciclopedia on line
18. LIBRIS. 2012
19. FactGrid
20. National Library of Israel Names and Subjects Authority File
21. Bibliography of the History of the Czech Lands
22. HMML Authority File
23. Catalogo of the National Library of India