Coan Family History
Coan Name Meaning
Irish (Mayo): shortened Anglicized form of Gaelic Mac Comhdhain ‘son of Comhdhan’ a personal name of unexplained etymology or Mac Comhghain ‘son of Comhghan’ see Cowan . Possibly an altered form of Jewish Cohen or German and Jewish Kohn .
Source: Dictionary of American Family Names 2nd edition, 2022