Show ContentsDesplanches History, Family Crest & Coats of Arms

The French name Desplanches first arose during the Medieval period in Normandy (French: Normandie). It is derived from when the family having lived in Normandy at the Seigneury De Planques, from which their name is derived.

Early Origins of the Desplanches family

The surname Desplanches was first found in Normandy, the former Duchy of Normandy, where they were formerly seated in the honour of the seigneurie of De Planques in the region of Pas de Calais in the arrondissement of Montreuil sur Mer.

The family emerged at Wildenberg as a family of great distinction being descended from Conrad, Count de Rauzen, a Marshall of all France in 1712. Gaston Planté was a celebrated French physician who was born at Orthez in 1834 and died at Bellevue, Seine-et-Oise, 1889.

Jean Plante, born in 1621, son of Nicolas and Elisabeth (née Jouinne), settled in New France in the 17th century. After arriving in Quebec he married Françoise Boucher, born in 1636, daughter of Marin and Perinne (née Malet), on 1st September 1650. They settled together at Château-Richer, Quebec until Jean's death on 29th March 1706. Françoise passed away on 18th April 1711. 1

Early History of the Desplanches family

This web page shows only a small excerpt of our Desplanches research. The years 1712, 1834 and 1889 are included under the topic Early Desplanches History in all our PDF Extended History products and printed products wherever possible.

Desplanches Spelling Variations

French surnames were subject to numerous spelling alterations depending on the region and time it was used. The early development of the French language relied heavily on borrowing elements and grammar from other languages. For example, Old French was infused with Germanic words and sounds when barbarian tribes invaded and settled in France after the fall of the Roman Empire. Middle French also borrowed heavily from the Italian language during the Renaissance. As a result of these linguistic and cultural influences, the name Desplanches is distinguished by a number of regional variations. The many spelling variations of the name include Plant, Plante, Le Plant, Le Plante, Planque, Planquette, LaPlante, Laplante, Leplante, Planté, Duplante, Duplantie, Duplantis and many more.

Early Notables of the Desplanches family

More information is included under the topic Early Desplanches Notables in all our PDF Extended History products and printed products wherever possible.

Migration of the Desplanches family

In 1643, 109 years after the first landings by Cartier, there were only about 300 people in Quebec. Migration was slow. The fur trade attracted migrants, both noble and commoner. By 1675, there were 7000 French in Quebec. By the same year the French Acadian presence in the Maritimes had reached 500. The French founded Lower Canada, thus becoming one of the two great founding nations of Canada. The family name Desplanches has made many distinguished contributions in France and New France to the world of science, culture, religion, and education. Amongst the settlers in North America with this distinguished name Desplanches were Jean Plante arrived in Quebec from Aunis on the west coast of France in 1650, although this may have been a port of departure rather than his native province..


Contemporary Notables of the name Desplanches (post 1700) +

  • Jérémy Desplanches (1994-2020), Swiss swimmer, bronze medal winner at the 2020 Summer Olympics, Silver at the 2019 World Championships, gold and silver at the European Championships, and bronze in the Military World Games in 2019


  1. Olivier, Reginald L. Your Ancient Canadian Family Ties. Logan: The Everton Publishers, Inc., P.O. Box 368, 1972. Print


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