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Guillaume Lalonde 1730–1792

Public Tree Person

What is a Public Tree Person?

A Public Tree Person is an ancestor documented independently by multiple YourRoots tree owners. When several researchers' family histories converge on the same person, we publish a shared page that combines what they've documented.

Why this is a Public Tree Person

Full name consistent across 3 independent trees
Birth year and location consistent across 3 trees
Death year and location consistent across 3 trees

Compare a Public Tree Person with your own tree using Compare Tree.

B Reliability
B
Reliability Score: B
Medium — based on the source tree
Grade scale
  • A 3 criteria (Strong)
  • B 2 criteria (Medium)
  • C 1 criteria (Basic)
Verification checklist
  • Record available
  • Descendant's record available
  • Star tree owner

3 researchers on YourRoots have Guillaume Lalonde in their family trees — each with their own records and documentation. Trace the migration path across 4 generations. If this ancestor is in your tree too, you can compare what you've found and fill in the gaps together.

Last updated: August 25, 2026 · Reliability: B — verified across 3 independent trees

Born 19 Jun 1730 · Sainte-Anne-de-Bellevue, Ile de Montréal, Québec, Canada
Died 24 Mar 1792 · Les Cèdres, Vaudreuil-Soulanges, Québec, Canada
Father Guillaume Lalonde Dit Lesperance
Mother Sarah Helene Allen
Siblings Albert Lalonde, Andre Lalonde, Edouard Lalonde, Gabreil Joseph Joseph Lalonde Ne Lalonde, Jean Baptiste Lalonde, Joseph Louis Lalonde, Marie Anne Lalonde Dit L Esperance, Marie Francois Lalonde, Marie Genevieve Sedilot, Marie Josephe Watier, Marie Louise Lalonde

Researchers connected through Guillaume Lalonde 1730–1792

and 2 more tree owners connected with Guillaume Lalonde 1730–1792

Immediate Family

Spouse(s)
No spouse recorded
Children
No children recorded

Biography

The story of Guillaume Lalonde began in 1730 in Sainte-Anne-de-Bellevue, Ile de Montréal, Québec, Canada. Guillaume Lalonde passed away in 1792 in Les Cèdres, Vaudreuil-Soulanges, Québec, Canada.

Sources

  1. 1
    Record Quebec, Genealogical Dictionary of Canadian Families (Tanguay Collection), 1608-1890

Life Timeline

1730
Birth of Guillaume Lalonde in Sainte-Anne-de-Bellevue, Ile de Montréal, Québec, Canada
Birth
1792
Death of Guillaume Lalonde in Les Cèdres, Vaudreuil-Soulanges, Québec, Canada
Death

Oldest Ancestor Line from Guillaume Lalonde

This ancestor line traces from Colby, North Norfolk District, Norfolk, England (1614) to Sainte-Anne-de-Bellevue, Ile de Montréal, Québec, Canada (1730) across 4 generations.

Direct Lineage
generations

Frequently Asked Questions

Guillaume Lalonde (1730–1792) was born in Sainte-Anne-de-Bellevue, Ile de Montréal, Québec, Canada and died in Les Cèdres, Vaudreuil-Soulanges, Québec, Canada. 3 researchers on YourRoots have this ancestor in their family trees, each with their own records. This page combines what they've independently documented and assigns a Reliability Score (B) based on cross-tree validation.
Right now, 3 researchers on YourRoots have Guillaume in their trees. They're working independently, so connecting with them is a good way to cross-check your records and find things you might have missed. You can also explore the ancestor migration map that traces 4 generations of this lineage geographically.
It varies by researcher — some have census records, others have marriage certificates, parish registers, or family Bible entries. Scroll up to see exactly what each person has cited.
Use the "Compare Tree" button on any researcher's profile above. You can compare your tree side by side with theirs, see where your records overlap or differ, and collaborate to fill gaps.

Guillaume Lalonde's Ancestors

Pedigree chart — 3 generations on record

Self
Guillaume Lalonde PTP
1730–1792
Sainte-Anne-de-Bellevue, Ile de Montréal, Québec, Canada
Parents
Unknown
Unknown
Grandparents
Unknown
Unknown
Unknown
Unknown

Guillaume Lalonde's Descendants

1.
GL
Guillaume Lalonde PTP 1730–1792