Share 'Finding My 3rd Great Grandfather: John Douglass'

My ancestors immigrated to Canada from Ayrshire County, Scotland about 1850. My GGG grandfather was John Douglass, probably born in the 1770s and married to a Jennet McMichael (1782-1858). I know he died in 1839 (Colmonell), but I have been unable to find birth/marriage information that would permit me to carry my research beyond that point. My DNA haplotype (R1a1) suggests a connection to the Dr…