I had the occasion to badly interrogate grumpy old relatives.
Their mem'ries ain't as gooder as the interwebs, but the clues are good enough.
One of the distant ethnic names translates with dialect problems as "generous druid".
Another got anglicized -- by someone with an agenda -- as Dickbois (clearly not yet literate).
Found a killer, and a more interesting horsethief. Found some less-than-forking.
If your baptismal name is : " In'Twalvoord " , and the census taker is being paid by the hour ...