Dempsey

Reduced Anglicized form of Irish Ó Díomasaigh (“descendant of Díomasach”), a byname deriving from díomasach (“proud, arrogant”).

Dempsey (countable and uncountable, plural Dempseys)

1. A surname from Irish.
2. An extinct town in Bannock County, Idaho, United States.
3. An unincorporated community in Fayette County, West Virginia, United States.

• Jack Dempsey

• According to the 2010 United States Census, Dempsey is the 1308^th most common surname in the United States, belonging to 26863 individuals. Dempsey is most common among White (88.86%) individuals.

• Hanks, Patrick, editor (2003), “Dempsey”, in Dictionary of American Family Names, volume 1, New York City: Oxford University Press, →ISBN, page 439.