Jean married Marie Hinard. Marie (daughter of Pierre Hinard and Anne Rosalie Mius) was born 1772, USA; died , Nova Scotia, Canada; was buried , Saint-Michel Parish Cemetery Wedgeport, Yarmouth County, Nova Scotia, Canada. [Group Sheet]

1. Rosalie Marie Cottreau was born 1 May 1796, Wedgeport, Yarmouth County, Nova Scotia, Canada; died 24 Oct 1860, Wedgeport, Yarmouth County, Nova Scotia, Canada; was buried , Saint Ambrose Cemetery Yarmouth, Yarmouth County, Nova Scotia, Canada.
2. Thomas Eusèbe Cottreau was born 14 Aug 1805, Wedgeport, Argyle, Yarmouth, Nova Scotia, Canada; died 10 Sep 1885, Wedgeport, Argyle, Yarmouth, Nova Scotia, Canada; was buried , Saint-Michel Parish Cemetery Wedgeport, Yarmouth County, Nova Scotia, Canada.