Mac is more than the name of the truck in the movie “Cars”

There is much confusion in Scottish surnames. Think of a clan as more of a tribal association rather than a family hereditary. “Mc” or “Mac” prefixes to a surname are pretty much interchangeable. “Mc” is more prevalent in Scotland. “Mac” is used more by the Irish. “Mac” just means ‘son of’. The Irish, Scots, and Welch all share Celtic heritage and Gaelic as a shared language. To confuse things more, some Americans have been told…