In looking up your ancestor, Samuel Gerrard, in Wikipedia, they show him born in 1767 - March 24, 1857. Canadian fur trader, businessman, militia officer, justice of the peace, politician, and seigneur.
Gerarrd Street in Toronto is named in his honour.
He died in Montreal at age 89-90.
Samuel Gerrard is also in the Dictionary of Canadian Biography.
His profile is at WikiTree and there is not Profile Manager for him at this time. His wife is Ann Grant who he married on 31 Oct 1792 in Montreal, Lower Canada. His parents and children are not shown yet.