Jean-Baptiste Poirier
- Born: Feb 20, 1733, Menoudie, Acadia, New France
- Christened: May 24, 1733, Beaubassin, Nova Scotia, Canada
- Marriage (1): Marguerite Arsenault on Jan 22, 1764 in Notre-Dame-Du Fort Conde De La Mobile-Catholic, Mobile, Mobile, Alabama
- Died: Jan 23, 1785, St. James, Louisiana, United States at age 51
 FamilySearch ID: 9XYC-TZB.
Jean-Baptiste married Marguerite Arsenault, daughter of Abraham Le Petite Le Jeune Arsenault and Unknown, on Jan 22, 1764 in Notre-Dame-Du Fort Conde De La Mobile-Catholic, Mobile, Mobile, Alabama. (Marguerite Arsenault was born in Acadie, Nouvelle-France and was christened in Acadie, Nouvelle-France.)
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