Mathias Demeau

Matthias Demeau was born 2 Apr 1871, likely in Campbellton, New Brunswick, Canada

Matthias Demeau was the son of John Demeau and Mary Mann.

Matthias Demeau was baptized at St-Alexis-de-Matapedia, Quebec, Canada

baptism, record for Matthias Dumas 1871, St-Alexis-de-Matapedia, Quebec, Canada

It is possible this is the son "George" who appears with John and Mary in the 1871 census, as the birth dates about line up.