There has been a major update for the Surname Navigator Denmark, a
simple one input-form mega search engine for surnames and
"cross-border" emigration research. There is a global version and
separate versions for 45 countries. It's a good starting point to
search for a name. Researchers can save many hours using mega search
engines such as these. Some have reported excellent results. Working
with functional pop-ups
Check out : http://www.kuijsten.de/navigator/denmark
Happy hunting