I have a Jean-Baptiste Bonneau that was my ggggg grandfather. My gggg grandmother was Marguerite(Bonneau)Boyer who was born bet. 1787-1890 and died January 21, 1880 in Manitoba. Her husband, my gggg grandfather Pierre Boyer died at St. Francis Xavier Manitoba on July 16, 1880. They were both in their 90s. Let me know if it fits, I would love to share information.