The Tree of Europe · Person

Mary of Sicily

She inherited the kingdom as a minor and became subject to the struggles of the great lords. Her marriage to Martin the Younger and the expedition of 1392 restored royal power with Aragonese support, while preserving the island crown’s identity.

1363 – 1401QueenBarcelona-Sicily · ES

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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: 1363 Disputed

Death: 1401 Documented

Role: Queen

Dynasty: Barcelona-Sicily · ES

Territories: Trinacria (ES)

Recorded governments and reigns

Queen · Trinacria · Reign Pending review1377–1401Effective rule

Family network

Recorded relationships

Parents

Frederick III of SicilyPending review

Partners

Martin I of SicilyPending review

Documentation

Sources for this profile

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

Evidence for this profile

5 recorded claims · 3 without a claim-specific source. Context references do not by themselves verify every fact.

Dates (2/2 with a precise source)

BirthDisputed
1363
The DBE and MedLands give 1363; the DBI gives 1362.Recorded alternatives: 1362 (DBI; GND)
Real Academia de la Historia · Diccionario Biográfico español · María de Sicilia · Heading: “1363 – 1401”Foundation for Medieval Genealogy · MedLands · Sicily · Entry: “MARIA of Sicily (Catania 18 Jul 1363-Sentini 25 May 1401)”Treccani · Dizionario Biografico degli Italiani · Maria d'Aragona, regina di Sicilia · Vol. 70 (2008). “nacque nel 1362”Deutsche Nationalbibliothek · GND authority record · Vital data: birth date (1362)
Reviewed on 2026-10-17 by El Árbol de Europa ·
DeathDocumented
1401
The authority record gives the death as 1401.
Deutsche Nationalbibliothek · GND · Maria, Sizilien, Königin · Vital data: death date
Reviewed on 2026-10-17 by El Árbol de Europa ·

Family and relationships (0/2 with a precise source)

FatherPending review
Frederick III of Sicily
A precise source has not yet been added.
No individual review recorded ·
Marriage or partnershipPending review
Martin I of Sicily
A precise source has not yet been added.
No individual review recorded ·

Governments (0/1 with a precise source)

GovernmentPending review
Queen · Trinacria · 1377–1401
A precise source has not yet been added.
No individual review recorded ·

Biographical and contextual references (4)

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.

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Story · Spanish original

The kingdom divided in two

Hohenstaufen, Anjou and Aragon contend for Sicily and Naples

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