March makes me think of St. Patrick’s Day, and St. Patrick’s Day makes people think of Irish/ Ireland. This is the month I often try to find out more about my Irish ancestors; usually I have no luck. It is one of the more difficult ethnicities to research. My DNA shows that I am about 17% Irish, and can narrow it down to Northwest Clare County, Ireland. (Three DNA sites have me as 29% Irish, 17% a…