O'Delaney Surname Meaning & Coat of Arms

The spelling O'Delaney grew out of Delaney, an Irish surname with a long paper trail.

What is the meaning of O'Delaney?

At root, the name means “Descendant of the dark challenger”.

Is O'Delaney the same name as Delaney?

O'Delaney simply joins the particle O' to Delaney, a habit common in Irish naming. The same family of names includes Delany and Dulaney.

Does every O'Delaney family have a crest?

There is no single O'Delaney family crest for every bearer. Herald Lab researches the arms historically associated with the name and explains whose they were.

Research your O'Delaney family history with a full surname report and painted coat of arms.