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Irish Surnames as Baby Names

Irish surnames have eclipsed traditional first names as baby names, especially for girls. Irish surnames such as Riley, Kennedy, and Finley are more popular baby names in the US today than traditional Irish names such as Bridget and Patrick.

Riley is the top Irish name of any kind of baby girls in the US today, with Ryan the top Irish surname used as a first name for boys. Along with Riley and Ryan, the other top Irish surname names used as first names in the US are Connor and Nolan for boys, Kennedy and Quinn for girls.

One fresh factor in Irish surnames for babies: Names that start with Mac or O' are now fair game as first names. So if you want to name your baby O'Brien or McNamara, go right ahead. Here's a whole group of rollicking Irish surnames that work for both girls and boys....or you can use one from your own family background.

To explore Irish name options beyond surnames, click here for our full list of Irish baby names.

Murphy

Meaning: sea warrior

Origin:Irish
1582
Casey

Meaning: brave in battle

Origin:Irish
504
Casey

Meaning: brave in battle

Origin:Irish
1926
Sullivan

Meaning: black-eyed one

Origin:Irish surname
353
Sullivan

Meaning: dark eyes

Origin:Irish
4764
Ryan

Meaning: little king

Origin:Irish
396
Ryan

Meaning: little king

Origin:Irish
1849
Lane

Meaning: a small roadway or path

Origin:English
427
Lane

Meaning: a small roadway or path

Origin:English
2000
Fallon

Meaning: leader

Origin:Irish
726
Fallon

Meaning: leader

Origin:Irish
3224
Killian

Meaning: war strife or church

Origin:Irish
4202
Connor

Meaning: lover of hounds

Origin:Irish
470
Lennon

Meaning: lover

Origin:Irish
597
Lennon

Meaning: lover

Origin:Irish
562
Finnegan

Meaning: fair

Origin:Irish
576
Finnegan

Meaning: fair

Origin:Irish
7555
Channing

Meaning: people of Cana or wolf cub

Origin:English or Irish
1718
Tierney

Meaning: descendant of a lord

Origin:Irish
7048
Tierney

Meaning: descendent of a lord

Origin:Irish
2681