# Gian Galeazzo Visconti

> first Duke of Milan (1351-1402)

**Wikidata**: [Q357539](https://www.wikidata.org/wiki/Q357539)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Gian_Galeazzo_Visconti)  
**Source**: https://4ort.xyz/entity/gian-galeazzo-visconti

## Summary
Gian Galeazzo Visconti was a politician and the first Duke of Milan, serving from the establishment of the duchy in 1395 until his death in 1402. He is historically recognized for founding the Duchy of Milan and for his association with the Veneranda Fabbrica del Duomo di Milano, the organization responsible for the construction of the Milan Cathedral.

## Biography
- **Born:** October 16, 1351
- **Nationality:** Duchy of Milan
- **Education:** Not available in source material
- **Known for:** First Duke of Milan; founding the Duchy of Milan (1395)
- **Employer(s):** Duchy of Milan, Veneranda Fabbrica del Duomo di Milano
- **Field(s):** Politics

## Contributions
Gian Galeazzo Visconti's primary contribution was the establishment of the Duchy of Milan, which officially began on May 11, 1395, marking the transition of Milan from a signoria to a duchy. He is also a key figure associated with the Veneranda Fabbrica del Duomo di Milano, an organization instituted in 1387 to manage the construction and maintenance of the Milan Cathedral. His tenure as Duke laid the political foundations for the region's governance during the late 14th and early 15th centuries.

## FAQs
**When did Gian Galeazzo Visconti live?**
He was born on October 16, 1351, and died on September 3, 1402.

**What titles did Gian Galeazzo Visconti hold?**
He is best known as the first Duke of Milan, a title he held following the inception of the Duchy of Milan in 1395.

**What organizations was he connected to?**
He was a key person associated with the Veneranda Fabbrica del Duomo di Milano, an organization founded in 1387, and was the ruler of the Duchy of Milan.

**What is Gian Galeazzo Visconti's occupation?**
His recorded occupation is that of a politician.

## Why They Matter
Gian Galeazzo Visconti matters because he was the architect of the Duchy of Milan, creating a political entity that endured in various forms for centuries. His rule initiated the ducal era in Milanese history, centralizing power and influencing the region's political structure. Furthermore, his link to the Veneranda Fabbrica del Duomo di Milano connects his legacy to the creation of the Duomo di Milano, a landmark of cultural and architectural significance.

## Notable For
- First Duke of Milan (1395–1402)
- Establishment of the Duchy of Milan on May 11, 1395
- Association with the Veneranda Fabbrica del Duomo di Milano (inception 1387)
- Subject of a portrait attributed to Giovanni Ambrogio de Predis
- Holder of the Arms of the House of Visconti (1395)

## Body
### Early Life and Identity
Gian Galeazzo Visconti was born on October 16, 1351. A member of the human species and specifically the House of Visconti, he held citizenship in the Duchy of Milan. He is recorded under various name variations, including Giovan Galeazzo Visconti, Gian Galeazzo Viscontuuos, and Giàn+Galeazzo.

### Political Career and the Duchy of Milan
As a politician, Gian Galeazzo Visconti's most significant achievement was the establishment of the Duchy of Milan. The duchy was officially incepted on May 11, 1395, with Visconti serving as its first Duke. This political entity existed as a former duchy in Italy during the periods of 1395–1447 and 1450–1796. His rule defined the early political landscape of the region, transitioning the governance of Milan into a ducal state.

### Cultural and Architectural Influence
Visconti is listed as a key person associated with the Veneranda Fabbrica del Duomo di Milano. This organization, located in Milan, was instituted in 1387 and is dedicated to the construction and preservation of the Milan Cathedral. His involvement with this institution places him at the center of one of Milan's most significant cultural and religious projects.

### Archival and Bibliographic Identification
Gian Galeazzo Visconti is extensively documented in global library and authority control databases. His records are maintained under numerous identifiers, including the ISNI (0000000107828087), VIAF (64803882), and GND (118805487). He is also cataloged in the Library of Congress (nb97064479), Bibliothèque nationale de France (10647841h), and IdRef (030901456). Additional bibliographic records include the SBN (SBNV085653), NLA (35813035), NLI (114952267), BNE (XX1348977), and SELIBR (60885). His digital presence extends to identifiers such as the Freebase ID (/m/0df8z), ORCID (not provided in source), and various Wikidata and Wikipedia specific codes (Q1079066, sw.214690). These records ensure his historical and biographical data is accessible across international archival systems.

### Visual Representation
Visconti is represented visually by specific historical artworks and heraldry. A portrait attributed to Giovanni Ambrogio de Predis is associated with him (file: GiovAmbrogiodePredisattribGianGaleazzoVisconti.jpg). Additionally, his coat of arms, known as the Arms of the House of Visconti (1395), is preserved in heraldic records (file: Arms of the House of Visconti (1395).svg).

## References

1. Encyclopædia Britannica Online
2. The Peerage
3. Google Books
4. [Source](http://www.museo.certosadipavia.beniculturali.it/index.php?it/23/capolavori-della-chiesa-di-santa-maria-delle-grazie/38/15-monumento-funebre-di-gian-galeazzo-visconti)
5. International Standard Name Identifier
6. Virtual International Authority File
7. GIAN GALEAZZO Visconti, duca di Milano. Dizionario Biografico degli Italiani
8. Historical Dictionary of Switzerland
9. Genealogics
10. Freebase Data Dumps. 2013
11. CERL Thesaurus
12. Dizionario Biografico degli Italiani
13. Vies des peintres, sculpteurs et architectes
14. Le vite de' più eccellenti pittori, scultori e architettori (1568)
15. [Source](https://flore.unifi.it/retrieve/e398c378-c33f-179a-e053-3705fe0a4cff/Benzoni-tesi-parte%20I.pdf)
16. Treccani's Enciclopedia on line
17. Enciclopedia Treccani
18. [Source](https://www.archinform.net/service/wd_aiarch.php)
19. Dizionario di Storia
20. FactGrid
21. Sejm-Wielki.pl
22. HMML Authority File