Blog | Daniel Derveaux, généalogiste familial

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The Sicilian origins of Pope Leo XIV: an unpublished genealogical investigation

The election of Pope Leo XIV, born Robert Francis Prevost, has aroused worldwide interest not only for his atypical career, but also for his cosmopolitan family roots. While his French, Spanish and Cr...

Mystères généalogiques Personnalités

14 May 2025

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Family history

Daniel Derveaux

Leo XIV: his paternal grandmother, Suzanne Fontaine... or Fabre?

On 8 May 2025, Robert Francis Prevost was elected 267th Pope of Rome, taking the name Leo XIV. Very quickly, genealogists from all over the world set about discovering his ancestors. Leo XIV, whose re...

Personnalités

10 May 2025

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Family history

Daniel Derveaux

Flemish immigration to Wallonia: the story of a little-known exodus

Flemish immigration to Wallonia is a significant phenomenon in Belgian social and economic history, although it is often overshadowed by other, more recent or high-profile migratory flows. Yet hundred...

Histoire de la Belgique

30 Apr 2025

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Events and migration

Daniel Derveaux

Pedigree collapse in genealogy: understanding the interweaving of our ancestors

In genealogical research, you often come across a surprising phenomenon: certain ancestors appear several times in the tree, in different places. This phenomenon has a name: pedigree collapse . What i...

Curiosités généalogiques

24 Apr 2025

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Family history

Daniel Derveaux

Namur, 18 August 1944: a family tree to remember

On 18 August 1944, Namur, a city in the heart of Belgium, experienced one of the most tragic episodes in its history. On that day, American bombs rained down on the town, leaving behind ruins, shatter...

Guerres mondiales Histoire de la Belgique

1 Apr 2025

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Events and migration

Daniel Derveaux

Where do our family names come from? A dive into history

The emergence of surnames: an administrative necessity Before the Middle Ages, most people had only a first name. However, as the population grew, so did the...

23 Mar 2025

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Family history

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