French Genealogy Research Guide

Understanding the French Record System

Before the Revolution: Parish Records (before 1792)

Before the French Revolution, births, marriages, and deaths in France were recorded by the Catholic Church in parish registers (registres paroissiaux). These records typically begin in the mid-16th century in many regions, following the Ordonnance de Villers-Cotterêts (1539), which required that baptisms be recorded in French. Some registers survive from as early as the 1490s.

Parish registers are held in departmental archives (Archives Départementales) — France's regional archive system, which broadly corresponds to France's 101 departments. Most have been digitised and are available online for free at each department's archive website.

The Revolutionary Records: Civil Registration (1792–present)

One of the French Revolution's most lasting administrative legacies was the introduction of mandatory civil registration in September 1792. From this date, births, marriages, and deaths were recorded by local civil authorities (officiers d'état civil), not by the Church. This system, which Napoleon formalised and extended to much of continental Europe, created extraordinarily detailed and consistent records.

Civil registration records include the full names of all parties, their ages, the names of parents and witnesses, and the signatures or marks of those present. Marriage records are particularly rich, often including the ages and birthplaces of both sets of parents — effectively giving you two generations in a single document.

The Napoleonic Period (1804–1815)

Napoleon extended France's civil registration system to conquered and allied territories, which is why French-style registration records exist for parts of modern Belgium, Luxembourg, Germany, the Netherlands, and northern Italy. If your French ancestors came from border regions, it may be worth searching both French and neighbouring country archives.

Key Archives and Online Resources

Regional Traditions and Record Variations

Alsace-Lorraine

The region that alternated between French and German sovereignty from 1870 to 1945 has a uniquely complex archive situation. Records for the German periods (1871–1918 and 1940–1944) are held in German-style formats and some are preserved in German federal archives. The Archives du Bas-Rhin in Strasbourg and the Archives de la Moselle in Saint-Julien-lès-Metz are the primary repositories.

Brittany (Bretagne)

Brittany's Celtic heritage means records may include Breton-language place names and naming conventions distinct from standard French patterns. The historic capital Rennes holds the Archives d'Ille-et-Vilaine, but Brittany is divided into four departments, each with its own archive. Breton genealogical societies, particularly the Société Généalogique de Bretagne, offer valuable regional expertise.

Normandy

Normandy — whose dukes conquered England in 1066 — has some of France's oldest surviving parish records, reflecting its historically wealthy church establishment. Records from the Calvados, Manche, Orne, Seine-Maritime, and Eure departments are generally well-preserved. For those tracing Norman-French ancestry in England, Scotland, or Ireland, Normandy's archives often hold the ancestral connection.

Languedoc and the Midi

Southern France, particularly the regions historically associated with Occitan culture and the Cathars, preserves records from the medieval period through the region's distinctive religious and political history. The Archives Départementales de l'Hérault in Montpellier and the Archives de la Haute-Garonne in Toulouse are key repositories for this region.

The Huguenot Diaspora

The revocation of the Edict of Nantes in 1685 triggered one of the most significant diaspora events in French history. Between 150,000 and 200,000 French Protestants (Huguenots) fled France for England, the Dutch Republic, Prussia, Switzerland, South Africa, and the American colonies. Their surnames — Martin, Bernard, Dubois, Laurent, Rousseau, Mercier — are now found across the Protestant world, often anglicised but still recognisably French.

Key Huguenot diaspora resources:

• Huguenot Society of Great Britain and Ireland — holds registers of French Protestant refugee churches in London, Canterbury, and other British cities, dating from the 1550s onward
• Huguenot Society of America — archives and membership records for Huguenot descendants, particularly in the South Carolina, Virginia, and New York communities
• Dutch National Archives (The Hague) — registers of Walloon (French-speaking) churches in the Netherlands, where many Huguenots settled before emigrating further
• Archives Nationales de France — holds the registers of the consistories (Protestant church councils) that functioned before the Revocation, documenting Huguenot communities in France itself

French Ancestry in Quebec and Louisiana

Quebec (New France)

French colonisation of what is now Quebec began in the early 17th century. The Catholic Church maintained parish registers from 1621 onward, and Quebec has one of the most thoroughly documented early colonial populations in the world. The Programme de Recherche en Démographie Historique (PRDH) at the Université de Montréal has created a database of virtually every individual living in Quebec before 1800 — approximately 700,000 people — from whom most Québécois descend. This database is searchable online.

The Bibliothèque et Archives nationales du Québec (BAnQ) provides free access to digitised Quebec parish registers, notarial records, and census data. Quebec's records are exceptional for tracing French ancestry back to specific villages in Normandy, Poitou, Anjou, and Saintonge — the primary source regions for early colonial immigration.

Louisiana (French Colonial Period)

Louisiana was French territory from 1682 to 1803, and French colonial records are held at the Louisiana State Archives and the New Orleans Notarial Archives. The Acadian families expelled from Nova Scotia in 1755 (the Grand Dérangement) eventually settled in Louisiana and became the Cajun community — their records trace through both Acadian and Louisiana archives. The Centre d'Études Acadiennes in Moncton, New Brunswick, is the primary resource for Acadian genealogy.

Military Records

France's military records are exceptionally well-preserved and offer detailed personal information. Key sources include:

• Conscription registers (1798–1918) — the registres matricules list all men subject to military service, including their physical description, occupation, and birthplace. Available through departmental archives
• World War I records — the Mémoire des Hommes database covers 1.4 million French soldiers who died in WWI, with digitised individual dossiers
• World War II records — the Service Historique de la Défense (SHD) in Vincennes holds WWII military records, though access is more restricted than WWI
• Colonial military records — for ancestors who served in the French colonial forces in Africa, Indochina, or the Caribbean, the SHD holds separate colonial troop records

French Genealogy Timeline

Getting Started: A Practical Path

1. Identify the surname and region. French surnames often indicate geographic origin or occupation. Use our French Surname Database to research your name's origin and likely regional concentration.
2. Find the relevant departmental archive. Once you know the region, go directly to that department's archive website. Most have free online access to digitised records. FranceArchives.fr provides a directory.
3. Search civil registration first (post-1792). Start with the most complete and accessible records. Work backwards from a known date toward the parish register era.
4. Use Généanet to cross-reference. Search your surname on Généanet.org to find other researchers who may have done significant work on the same family line.
5. For Huguenot ancestry, contact the Huguenot Society of Great Britain and Ireland or the Huguenot Society of America, both of which maintain specialist libraries and can assist with research.
6. For Quebec or Louisiana ancestry, the PRDH database (Quebec) and BAnQ's digitised records are your starting point. Acadian ancestry requires separate Acadian-specific resources.