OriginsThe McCoury surname originates from Ireland, particularly among Irish communities. It is believed to have Gaelic roots and is associated with the MacDubhghaill name, meaning 'son of Dubhghall' or 'dark stranger'.
Geographic DistributionThe McCoury surname is most popular in the United States, particularly among individuals with Irish ancestry. It is also found in smaller numbers in Ireland and other countries with Irish diaspora communities.