The Kilduff Name: Records, Origin and Blazon

Kilduff began as an Irish family name. Smith's 1956 dictionary gives the meaning “the son of the black youth”.

Researching the origin

It is a patronymic: it named a person after a father or forebear.

In the records

The 2010 census count for Kilduff in the United States was 1,336, good for rank 20,029. It sits among the 25,000 most common last names in the country.

Family crest and blazon

Heraldry follows families, not surnames. A Kilduff coat of arms, where one exists, belonged to a specific line.

Want more than a summary? See the Kilduff family name pack.