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Last Name Petitjean

What is the origin of the last name Petitjean?

The surname Petitjean is a French patronymic name derived from the given name Pierre (meaning "stone" or "rock") and the diminutive suffix -jean, which was commonly used to refer to the son of Pierre. The name may have originated as a nickname for someone who was small or young, due to the diminutive suffix. Over time, it became a hereditary surname. However, it's important to note that the exact origins can vary from case to case and may be specific to individual families.

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Learn more about the origin of the last name Petitjean

The meaning and origin of the last name Petitjean

The surname Petitjean originates from France and is derived from the Old French language, specifically "petit" meaning 'little' or 'small' and "jeanne," a diminutive form of Jean, a popular given name in France. As such, Petitjean likely referred to an individual who was nicknamed 'Little John.' The surname emerged during the Middle Ages as an identifiable name for individuals within feudal societies, where it became common practice to adopt hereditary surnames to distinguish family members from others in their community. Over time, variations of the surname have arisen due to spelling changes and regional dialects, such as Petit-Jean or Pettijohn.

Geographical distribution of the last name Petitjean

The surname Petitjean is predominantly found in France, particularly in the Brittany region, where it originated as a diminutive form of the personal name Pierre (Peter) and refers to a small John or Jean. Over time, emigration from Brittany resulted in the dispersal of the surname Petitjean to other parts of France and beyond. In North America, significant populations of people with this last name can be found in Quebec, Canada, due to French colonization. Additionally, there are also Petitjeans in the United States, mainly in Louisiana, which has a strong French influence from its colonial past. The surname is less common but can also be found in countries like Belgium and Switzerland, reflecting the historical spread of French culture and language.

Variants and spellings of the last name Petitjean

The surname Petitjean has various spelling variations due to differences in translation, regional dialects, and transcription errors over time. Some of these variations include Petit-Jean, Petite Jean, Petit Jean, Petitjehn, Petijean, Petit Jeanne, Petijan, Petitgen, Petigyen, and Petigen. These variations may occur in different countries, with slight changes reflecting regional pronunciation or orthographic conventions. It's essential to note that these variations do not necessarily denote different surnames but rather alternate spellings of the same name. In French, the name Petitjean translates to "little John" or "petit Jean," indicating a diminutive form of the given name Jean (John).

Famous people with the last name Petitjean

Notable individuals bearing the surname Petitjean include:

1. Thierry Petitjean (born 1947), a French theoretical astrophysicist and professor at the University of Paris-Sud. He is known for his work on black holes, neutron stars, and gravitational waves.

2. Jean Petitjean (1905-1986), a French archaeologist and prehistorian who excavated numerous Neolithic and Bronze Age sites in France and Germany. He was a prominent member of the Annales School of History.

3. Éric Petitjean (born 1967), a French former professional road bicycle racer, who competed as a professional between 1988 and 2004. He won stages in the Tour de France and the Giro d'Italia during his career.

4. Jean-Baptiste Petitjean (born 1965), a French mathematician, known for his work on geometric group theory and hyperbolic geometry. He is a professor at the University of Strasbourg.

Genealogical research on the last name Petitjean

The surname Petitjean originates from France and is a variant of the original name Petit Jean. The name's origins can be traced back to the High Middle Ages, where it was common for children to be named after their baptismal sponsor or protector. In this case, Petit Jean refers to a diminutive form of Jean, meaning "God is gracious."

The Petitjean family migrated from France to various parts of Europe and the Americas during the 17th and 18th centuries due to religious persecution, particularly during the French Wars of Religion. Notable descendants include Louis Charles Petitjean, a prominent lawyer and politician in Quebec, Canada, who served as the province's Attorney General and Minister of Justice in the late 19th century. Other branches of the family can be found in Belgium, France, Switzerland, and the United States. The surname is most common in Quebec, where it ranks among the top 2,000 most frequent French-language surnames.

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Sources & References

About the author :
NomOrigine Team
NomOrigine Team
Passionate about genealogy, name history, and linguistics, we have been analyzing the origins of names for over 3 years. Our content is based on verified historical, etymological, and statistical data.
Last updated : 28 July 2025

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