The da Fonseca Family
דא פונסיקה
(Da Fonseca)
Origin of the name, history and genealogy of the da Fonseca lineage — a Jewish family name and the traces it left behind.
Branch of the Aboab family. Isaac Aboab da Fonseca was appointed hakham of Recife (Pernambuco) in 1642, becoming the first rabbi of the Americas, before returning to Amsterdam upon the Portuguese reconquest.
Geographic origin: Portugal, Amsterdam, Brésil
Memory register · custodian, not owner
Lineage Map
The Great Book — da Fonseca
Introduction
There are names that, by themselves, sum up the destiny of a people. That of da Fonseca — "the fountain," in Portuguese — is one of them. A branch grafted onto the ancient trunk of Aboab, it carries within it the dual memory of medieval Sepharad and the modern exodus: expulsion, forced conversion, clandestine Marranism, then return to the light on the banks of Amsterdam's canals and on the tropical shores of Dutch Brazil. This lineage is not merely a family; it is a living allegory of the "Portuguese Jewish Nation," that community of New Christians returned to the Judaism of their fathers after generations of concealment.
At the heart of this narrative stands a figure whose name remains engraved in the history of two continents: Isaac Aboab da Fonseca (1605-1693), a fugitive child of the Inquisition who became the first rabbi of the Americas. Around him, through him, unfolds the trajectory of a patronymic that unites the talmudic learning of the Aboab Castile with the Atlantic venture of the Sephardim. This Great Book intends to follow this thread — from Toledo to Castro Daire, from Castro Daire to Amsterdam, from Amsterdam to Recife and back — by scrupulously distinguishing what the archive establishes, what tradition transmits, and what prudent conjecture may connect.
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- v1 · current · Jul 25, 2026
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The Great Book — da Fonseca — Zakhor, https://zakhor.ai/en/grands-livres/familles/da-fonsecaVariants of the name (2)
One name, a hundred faces.
The same surname, transcribed differently across languages, eras, and diasporas.
Latin1
עברית · Hebrew1
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Notable figures
- 1.
Isaac Aboab da Fonseca
Premier rabbin des Amériques
In memory
The Central Database of Shoah Victims' Names at Yad Vashem records the women, men, and children murdered during the Shoah. You can search there for the people who bore the name da Fonseca.
Search “da Fonseca” on Yad VashemThe search is performed directly in the Yad Vashem archives; Zakhor neither copies nor retains any personal data. The presence or absence of a name in the database is not exhaustive. Learn more
Works & texts (3)
Documents published on Zakhor linked to this lineage through their keywords.
Zekher asiti le-niflaot El (relation des événements du Brésil néerlandais)
Isaac Aboab da Fonseca
Livre de Isaac Aboab da Fonseca. (1646)
Parafrasis Comentada sobre el Pentateuco
Isaac Aboab da Fonseca
Commentaire de Isaac Aboab da Fonseca.
Shaar ha-Shamayim (« La Porte du Ciel »), traduction hébraïque de la Casa de Dios y Puerta del Cielo d'Abraham Cohen Herrera
Isaac Aboab da Fonseca
Traduction de Isaac Aboab da Fonseca.
Notable figures of the lineage
Places along the journey
Diaspora regions
The days of this book
This book bears no memory day yet. The sources that document da Fonseca give years and centuries, never a day; we do not invent one.
You know a date — a remembrance, a hilloula, the anniversary of a departure? Give it its day
Bibliography
- Israel Efros, The Menorat Ha-Maor of Israel Al-Nakawa and Its Relation to Isaac Aboab's Work (1918)
- Minna Rozen, Mediterranean Jewry in Early Modern Times: Social Organization and Family (2014)
- Guilherme d'Oliveira Martins, A Diáspora Sefardita: De Espanha e Portugal ao Novo Mundo (2015)
- Miriam Bodian, Hebrews of the Portuguese Nation. Conversos and Community in Early Modern Amsterdam (1997)
- Henry Méchoulan, Être juif à Amsterdam au temps de Spinoza (1991)
- Yosef Hayim Yerushalmi, De la cour d'Espagne au ghetto italien : Isaac Cardoso et le marranisme au XVIIe siècle (1987)
- Lionel Lévy, La Nation juive portugaise. Livourne, Amsterdam, Tunis, 1591-1951 (1999)
- Béatrice Leroy, Les Juifs dans l'Espagne chrétienne avant 1492 (1993)
- Yosef Hayim Yerushalmi, From Spanish Court to Italian Ghetto. Isaac Cardoso: A Study in Seventeenth-Century Marranism and Jewish Apologetics (1971)