Best Sibling Names for Sullivan

Noble, famous

Anglicized form of Irish Deaglán, which is of unknown meaning. Saint Declan was a 5th-century missionary to Ireland.

fair, white

ditch, muddy place

red king

little seal

Little fire

Attractive, beautiful

From the grassland village

little bright-headed

Little dark one

descendant of the fair one

sorrow or difficulty

Slender or narrow

Sea warrior

Ancient; a descendant of Cian.

a variation of the name Connor

Descendant of Dreánán

daughter of the river

Means "ancient" in Gaelic. This was the name of the mythical ancestor of the Cianachta in Irish legend. Cian was also the name of a son-in-law of Brian Boru.

little fire

Descendant of Bran

Defender; Descendant of Donn

A beloved name with deep roots

young warrior

Sorrowful; from the sea

From an Irish surname which was derived from Ó Riain meaning "descendant of Rían". The given name Rían probably means "little king" (from Irish rí "king" combined with a diminutive suffix).

a poetic form of the word 'tadhg', meaning 'poet' or 'philosopher'

Little druid

warrior

Irish

a Gael, a person of Gaelic origin; a reference to 'Gale', meaning cheerful or merry

Narrow or skinny; Slender or thin

from 'Caolán', meaning 'slender' or 'narrow'

Noble, patrician

Dark warrior

lover of hounds

descendant of Caodhán

Descendant of Braonán

Little dog

little wolf

a descendant of Caedán

Descendant of the cleric

little fire

Slender, Fair

little fire

Champion

deer lover

From the Latin name Patricius, which meant "nobleman". This name was adopted in the 5th-century by Saint Patrick, whose birth name was Sucat.

From the sea

Folk name meaning 'poet', a diminutive of the name Tadhg.

Pure, slender

descendant of the warrior

descendant of the red-haired one

white, fair

little fire

noble, strong

little fire; God is gracious

little fire

Little fire and supplanter

Rocky place

descendant of Bradan

Noble one

One who is brave

gift of God

descendant of Caointeach; little fire

Wealthy protector

A form of William

Little dark one

Derived from 'Catherine', meaning 'pure'.

little fire; young warrior

slender, narrow

ancient or old

cub or pup

God is gracious

Ditch or muddy place

Little and dark

little cat

strong-willed warrior

dark warrior

son of the son of the captain

warrior

handsome, beloved

From the ridge.

Dark warrior

descendant of Caoinneach, meaning 'handsome' or 'attractive'

Defender

a watercourse, or a river terrace

Strong as a wolf

A form of the name 'Gail', meaning 'joyful' or 'cheerful'.; Variant of 'Galen', meaning 'calm' or 'healer'.

Yew tree

German form and Irish and French variant of CILLIAN.

Descendant of Donnchadh, meaning 'brown warrior'.

A variant of the name Colin, which is derived from the Gaelic name ‘Cailean’ meaning ‘young pup’ or ‘whelp’.

Anglicized form of NAOMHÁN.

Donard is derived from the Irish name 'Donard', which means 'world ruler' or 'chief'.

descendant of Caoinheal

descendant of Caoinlean

A variant of the name Nigel, derived from the Latin 'Nigellus', meaning 'little black one'.

brave, strong; dear one

Slender; slim

little fire

A beloved name with deep roots

A beloved name with deep roots

A male who is a representative

little wolf

Descendant of Caodhán.

Little church.

freckled

A descendant of Recta.

Ancient; enduring

descendant of Conchobhair, meaning 'lover of hounds'

the tender one

lover of hound

dark; black

broad valley

without a master

spear; gentle

slender, narrow

Liam means 'strong-willed warrior' and Michael means 'who is like God'.

handsome, gentle, or beloved

Meaning 'golden princess'.

Derived from the place name meaning 'the river Bandon'

descendant of Caomhín

From the headland; fair or attractive.

from 'Patricius', meaning nobleman or patrician.; James is derived from the Hebrew name Yaakov, meaning supplanter.

descendant of Lehan

sea warrior

the name is derived from 'dán', meaning 'gifted or talented'.

Descendant of the servant of a champion.

little king

Noble, esteemed

from the land of Eógan, a given name.

little man

pale; light

descendant of Donn

Little fire

from the Irish 'O'Cuinn', meaning 'descendant of Conn'

sublime

Little Rose

son of the charioteer

little dark one

son of the blessing

Son of the charioteer

little dark one

strong as a wolf

Variant of DIARMAID.

Poet

slender

Dark-haired

Spear

Red King

Dark, black, or a descendant of the dark-haired one

descendant of Brúgh; from the town

the person who is a full of goodness

little dark one.

Means "white warrior" from Gaelic fionn "white, fair" and laogh "warrior".

This name means 'descendant of Caoinlean', meaning 'slender' or 'fit'.

admired, strong

A warrior; a person with a battle.

Son of the cord or rope maker; also, a surname that has become popular as a first name.

nobleman, descendant of Patricius

Noble, patrician

Derived from 'Tadhg', meaning 'poet' or 'philosopher'.

Hollow

the small fort; descendant of Dighin

Manx form of JOHN.

dark, brown

Champion

Variant of KIERAN.

descendant of Conlaodh

Place of the thornbush

Fire; Fiery

Son of Roger

Son of the fiery one

Derived from the Gaelic surname 'O hEflinn', meaning 'descendant of Eflin'.

blessed; well-born

Trickster or clever one

Servant; follower of St. Giolla

Generous

the little one

descendant of the marsh

Descendant of Ciarán

Prince; descendant of Brandubh

Dragon

noble

descendant of the warrior

Descendant of the fearless one

the one who is from the place of the stones

world ruler

to throw or cast

Fair; white

from a place called 'O' hEireamhóin', derived from 'heir' meaning 'sorrow' or 'battle'

little wolf

A man of the earth.

intrapreneur

Meaning 'from the dark place'.; Derived from the Gaelic 'Ó Duargain', which means 'descendant of Duargan'.

handsome beloved

sea circle

sea lover