Dennehy

• Danahy

Reduced Anglicized form of Irish Ó Duineachdha (“descendant of Duineachaidh”), a personal name whose first element is duine (“human being”).

Dennehy (plural Dennehys)

1. A surname from Irish.

• According to the 2010 United States Census, Dennehy is the 16544^th most common surname in the United States, belonging to 1735 individuals. Dennehy is most common among White (95.27%) individuals.

• Hanks, Patrick, editor (2003), “Dennehy”, in Dictionary of American Family Names, volume 1, New York City: Oxford University Press, →ISBN, page 441.