The Tree of Europe · Person

John I of Aragon

«the Hunter»

His court was noted for music, literature and ceremonial. He died without a surviving son and was succeeded by his brother Martin.

1350 – 1396King of AragonBarcelona · ES

Explore this family · Spanish Atlas Back to people

This complete profile is available in English. Bibliographic titles retain their original language. Links marked ES open the Spanish edition.

Historical profile

Key details

Birth: 27 December 1350 Documented

Death: 19 May 1396 Documented

Role: King of Aragon

Other recorded names: John the Hunter

Dynasty: Barcelona · ES

Territories: Aragon (ES) · County of Barcelona (ES) · Valencia (ES) · Majorca (ES) · Sardinia (ES) · Athens (ES) · Duchy of Neopatras (ES)

Recorded governments and reigns

King · Aragon · Reign Pending review1387–1396Effective rule

Count · County of Barcelona · County Pending review1387–1396Effective rule

King · Valencia · Reign Pending review1387–1396Effective rule

King · Majorca · Reign Pending review1387–1396Effective rule

King · Sardinia · Reign Pending review1387–1396Effective rule

Duke · Athens · Duchy Documented1387–1387Effective ruleHe inherited the Crown’s duchies. Nerio Acciaiuoli took Athens in 1388; the cut-off represents complete years.

Duke · Duchy of Neopatras · Duchy Documented1387–1389Effective ruleThe last effective duke: Neopatras fell to the Florentines in 1390; the cut-off represents complete years.

Family network

Recorded relationships

Parents

Peter IV of AragonDocumentedEleanor of Sicily · ESDocumented

Partners

Martha of Armagnac · ESPending reviewViolant of Bar · ESPending review

Children

Yolande of Aragon · ES

Crowns and unions

Their titles over time

Follow the changing territories and offices of John I of Aragon. Each title retains its own status.

Period

Governments in 1387

Crown of Aragon7 titles and offices
View titles and jurisdictions
- Aragon · ESKing · Effective rule1387–1396
- County of Barcelona · ESCount · Effective rule1387–1396
- Valencia · ESKing · Effective rule1387–1396
- Majorca · ESKing · Effective rule1387–1396
- Sardinia · ESKing · Effective rule1387–1396
- Athens · ESDuke · Effective rule1387–1387 · He inherited the Crown’s duchies. Nerio Acciaiuoli took Athens in 1388; the cut-off represents complete years.
- Duchy of Neopatras · ESDuke · Effective rule1387–1389 · The last effective duke: Neopatras fell to the Florentines in 1390; the cut-off represents complete years.
The kingdoms and territories of the Crown retained their own institutions. Source for this grouping

Annual dates: overlap within one year does not prove that two offices were held on the same day. Regencies and co-rulerships retain their labels.

Documentation

Sources for this profile

Biographical and contextual references in their original language. Sources and methodology.

Evidence for this profile

13 recorded claims · 7 without a claim-specific source. Context references do not by themselves verify every fact.

Dates (2/2 with a precise source)

BirthDocumented
27 December 1350
The authority record gives the birth as 1350-12-27.
Deutsche Nationalbibliothek · GND · Johann I., Aragonien, König · Vital data: birth date
Reviewed on 2026-10-17 by El Árbol de Europa ·
DeathDocumented
19 May 1396
The authority record gives the death as 1396-05-19.
Deutsche Nationalbibliothek · GND · Johann I., Aragonien, König · Vital data: death date
Reviewed on 2026-10-17 by El Árbol de Europa ·

Family and relationships (2/4 with a precise source)

FatherDocumented
Peter IV of Aragon
The authority record identifies Peter IV of Aragon (GND 11879051X) as father.
Deutsche Nationalbibliothek · GND · Johann I., Aragonien, König · Relationships: father → GND 11879051X
Reviewed on 2026-10-17 by El Árbol de Europa ·
MotherDocumented
Eleanor of Sicily
The authority record identifies Eleanor of Sicily (GND 1217486917) as mother.
Deutsche Nationalbibliothek · GND · Johann I., Aragonien, König · Relationships: mother → GND 1217486917
Reviewed on 2026-10-17 by El Árbol de Europa ·
Marriage or partnershipPending review
Martha of Armagnac
A precise source has not yet been added.
No individual review recorded ·
Marriage or partnershipPending review
Violant of Bar
A precise source has not yet been added.
No individual review recorded ·

Governments (2/7 with a precise source)

GovernmentPending review
King · Aragon · 1387–1396
A precise source has not yet been added.
No individual review recorded ·
GovernmentPending review
Count · County of Barcelona · 1387–1396
A precise source has not yet been added.
No individual review recorded ·
GovernmentPending review
King · Valencia · 1387–1396
A precise source has not yet been added.
No individual review recorded ·
GovernmentPending review
King · Majorca · 1387–1396
A precise source has not yet been added.
No individual review recorded ·
GovernmentPending review
King · Sardinia · 1387–1396
A precise source has not yet been added.
No individual review recorded ·
GovernmentDocumented
Duke · Athens · 1387–1387
Athens was lost in 1388: government is counted in complete years.
Gran Enciclopèdia Catalana · Joan I de Catalunya-Aragó · King from 1387; the Catalan duchies of Athens and Neopatras were lost during his reign (1387–1390).
Reviewed on 2026-10-19 by El Árbol de Europa ·
GovernmentDocumented
Duke · Duchy of Neopatras · 1387–1389
Neopatras was lost in 1390: government is counted in complete years.
Gran Enciclopèdia Catalana · Joan I de Catalunya-Aragó · King from 1387; the Catalan duchies of Athens and Neopatras were lost during his reign (1387–1390).
Reviewed on 2026-10-19 by El Árbol de Europa ·

Biographical and contextual references (3)

Editorial history

2026-10-12 · Claim registry added; existing historical data kept. Specific sourcing remains to be reviewed.
2026-10-08 · Claim registry added; existing historical data kept. Specific sourcing remains to be reviewed.
2026-10-04 · Claim registry added; existing historical data kept. Specific sourcing remains to be reviewed.
2026-10-04 · Claim registry added; existing historical data kept. Specific sourcing remains to be reviewed.
2026-10-03 · Claim registry added; existing historical data kept. Specific sourcing remains to be reviewed.
2026-09-30 · The duchy is limited to Dijon and Autun; each other fief now enters the map only under its dated ruler. John III of Namur and the Nevers/Rethel branch were added. The previous shape combined later counties and unrelated lands as if all belonged to the duchy from 1363.
2026-09-28 · Claim registry added; existing historical data kept. Specific sourcing remains to be reviewed.

Keep exploring

More paths from John I of Aragon