Irish Origin

Reilly

Derived from the Irish surname O'Reilly, meaning 'courageous' or 'valiant,' this name has become a popular unisex given name in English-speaking countries. Reilly carries both the spirited, approachable charm of Irish surnames and the modern feel of surname-as-first-name trends, with strong literary and television presence.

Reilly is a name of Irish origin. Derived from the Irish surname O'Reilly, meaning 'courageous' or 'valiant,' this name has become a popular unisex given name in English-speaking countries. Reilly carries both the spirited, approachable charm of Irish surnames and the modern feel of surname-as-first-name trends, with strong literary and television presence.

A classic Irish surname that transitioned into a modern unisex given name, particularly popular since the 1990s.

Origin & Etymology

The name Reilly has roots in the Irish language tradition. It derives from elements meaning “Derived from the Irish surname O'Reilly, meaning 'courageous' or 'valiant,' this name has become a popular unisex given name in English-speaking countries”.

Cultural context: A classic Irish surname that transitioned into a modern unisex given name, particularly popular since the 1990s.

As a unisex's name, Reilly carries the character of its Irish heritage while remaining a distinctive and uncommon choice for parents seeking something unique.

Popularity Trend
Frequently Asked Questions

What does the name Reilly mean?

Reilly means "Derived from the Irish surname O'Reilly, meaning 'courageous' or 'valiant,' this name has become a popular unisex given name in English-speaking countries. Reilly carries both the spirited, approachable charm of Irish surnames and the modern feel of surname-as-first-name trends, with strong literary and television presence.", and is of Irish origin.

Is Reilly a boy or girl name?

Reilly is a unisex name, used for both boys and girls.

What is the origin of the name Reilly?

Reilly is of Irish origin. A classic Irish surname that transitioned into a modern unisex given name, particularly popular since the 1990s.

Quick Facts
Gender

Unisex

Syllables

2

Origin

Irish

Save This Name

Create an account to save names and share with your partner.