Does this help?
Alexander Bain born about 1756 in Scotland, and died 1840 in York, New Brunswick. He was buried 1840 in 42nd Highland Regiment Taymouth Cemetary. Wife Esther Todd born 28 AUG 1759 in Cheshire New Haven, CT and died 1852 in Douglas, York, New Brunswick, she was the daughter of Gershom Todd and Katherine Mix. Esther Todd and Alexander Bain had a son George Bain 1777 died 24 MAY 1850 in Fredericton, York New Brunswick.
Gershom Todd's parents were Gershom Todd and Elizabeth Merriman.
Found this on Bain Family Tree on World Connect Project.