Costello
Son of Oisdealbh
Gender
Unisex
Origin
Irish
Language
Irish
Country
Ireland
Length
8 letters
Lucky number
2
Zodiac
Gemini
Popularity
758
About the name Costello
Costello is an Irish surname meaning Son of Oisdealbh. It belongs among the established Irish last names and the broader set of Irish names.
Origin & meaning
The name carries Irish roots, with the core sense of “Son of Oisdealbh”.
Frequently asked questions
What does the name Costello mean?
Costello means "Son of Oisdealbh", and is of Irish origin.
Is Costello a boy or a girl name?
Costello is commonly used as a unisex name.
What is the origin of the name Costello?
The name Costello originates from Irish.