Best Sibling Names for Sullivan
Names chosen to complement Sullivan — matching origin (Ireland), era, and style.
200 options200 girl33 boy
These sibling names share Sullivan's Ireland roots or similar popularity era, and start with a different letter to avoid alliteration.
Nora
Sullivan & Nora
GirlIreland
honor
#24 →
Riley
Sullivan & Riley
GirlIreland
From a surname which comes from two distinct sources. As an Irish surname it is a variant of REILLY. As an English surname it is derived from a place name meaning "rye clearing" in Old English.
#43 →
Maeve
Sullivan & Maeve
GirlIreland
Intoxicating.
#73 ↑
Quinn
Sullivan & Quinn
GirlIreland
From an Irish surname, an Anglicized form of Ó Cuinn meaning "descendant of CONN".
#86 →
Brianna
Sullivan & Brianna
GirlIreland
Variant of BRIANA.
#152 →
Reagan
Sullivan & Reagan
GirlIreland
Descendant of Riagán
#168 ↓
Delaney
Sullivan & Delaney
GirlIreland
From a surname: either the English surname DELANEY (1) or the Irish surname DELANEY (2).
#233 ↑
Rory
Sullivan & Rory
UnisexIreland
red king
#242 ↑
Teagan
Sullivan & Teagan
UnisexIreland
Attractive, beautiful
#309 ↓
McKenna
Sullivan & McKenna
GirlIreland
descendant of the headstrong one
#326 ↓
Callahan
Sullivan & Callahan
UnisexIreland
little bright-headed
#460 ↑
Cassidy
Sullivan & Cassidy
GirlIreland
From an Irish surname which was derived from Ó Caiside meaning "descendant of CAISIDE".
#496 ↓
Murphy
Sullivan & Murphy
UnisexIreland
Sea warrior
#519 ↑
Gráinne
Sullivan & Gráinne
GirlIreland
grain, love
#533 →
Fionnula
Sullivan & Fionnula
GirlIreland
White shoulder
#538 →
Blaney
Sullivan & Blaney
UnisexIreland
daughter of the river
#541 →
Kieley
Sullivan & Kieley
GirlIreland
slender, beautiful
#547 →
Rielley
Sullivan & Rielley
GirlIreland
descendant of the red-haired one
#567 →
Kerlin
Sullivan & Kerlin
GirlIreland
Little dark one.
#586 →
Ailse
Sullivan & Ailse
GirlIreland
Noble
#597 →
Aylish
Sullivan & Aylish
GirlIreland
Derived from 'Ailis,' meaning noble or kind
#611 →
Kayleigh
Sullivan & Kayleigh
GirlIreland
Variant of KAYLEE. This is also a common Anglicized form of the Gaelic word ceilidh, a traditional social gathering and dance.
#631 ↓
Cailin
Sullivan & Cailin
GirlIreland
Variant of KAYLYN. It also coincides with the Irish word cailín meaning "girl".
#642 →
Bronagh
Sullivan & Bronagh
GirlIreland
sorrowful, sad
#646 →
Clover
Sullivan & Clover
GirlIreland
A flowering plant that symbolizes good luck.
#672 ↑
Corrah
Sullivan & Corrah
GirlIreland
Heart or a beloved
#682 →
Cleary
Sullivan & Cleary
UnisexIreland
Descendant of the cleric
#694 →
Eaden
Sullivan & Eaden
UnisexIreland
little fire
#706 →
Muireann
Sullivan & Muireann
GirlIreland
Sea White
#707 →
Kiley
Sullivan & Kiley
GirlIreland
Variant of KYLIE.
#709 →
Rianah
Sullivan & Rianah
GirlIreland
little king; queen
#729 →
Keavy
Sullivan & Keavy
GirlIreland
Anglicized form of CAOIMHE.
#730 →
Kahlen
Sullivan & Kahlen
UnisexIreland
Pure, slender
#745 →
Naileen
Sullivan & Naileen
GirlIreland
A combination of the name Niamh and the root -leen, suggesting brightness and radiance.
#751 →
Rheann
Sullivan & Rheann
GirlIreland
Great queen or goddess
#768 →
Kelty
Sullivan & Kelty
GirlIreland
from the narrow wood; dweller near the woods
#793 →
Bhrianna
Sullivan & Bhrianna
GirlIreland
exalted; noble
#796 →
Caragan
Sullivan & Caragan
GirlIreland
little heart
#801 →
Ashlyn
Sullivan & Ashlyn
GirlIreland
Dream; vision
#831 ↓
Callan
Sullivan & Callan
UnisexIreland
Rocky place
#339 ↑
Eanna
Sullivan & Eanna
GirlIreland
the divine, the holy
#856 →
Keating
Sullivan & Keating
UnisexIreland
descendant of Caointeach; little fire
#861 →
Kieren
Sullivan & Kieren
UnisexIreland
Little dark one
#882 →
Eava
Sullivan & Eava
GirlIreland
beautiful, radiant
#884 →
Macalla
Sullivan & Macalla
GirlIreland
a place of abundance
#916 →
Ayleen
Sullivan & Ayleen
GirlIreland
bright, shining light; pure, innocent
#917 →
Kiera
Sullivan & Kiera
GirlIreland
little dark one
#919 →
Aelan
Sullivan & Aelan
GirlIreland
noble or serene
#921 →
Dellaney
Sullivan & Dellaney
GirlIreland
from the river valley
#933 →
Eillie
Sullivan & Eillie
GirlIreland
Bringer of light
#956 →
Kaitin
Sullivan & Kaitin
GirlIreland
Irish
#957 →
Caitlinn
Sullivan & Caitlinn
GirlIreland
Irish
#961 →
Dannan
Sullivan & Dannan
GirlIreland
Little fire
#962 →
Ciara
Sullivan & Ciara
GirlIreland
Dark, black, or black-haired
#966 →
Caoilinn
Sullivan & Caoilinn
GirlIreland
Variant of CAOILFHIONN.
#967 →
Briana
Sullivan & Briana
GirlIreland
Feminine form of BRIAN. This name was used by Edmund Spenser in 'The Faerie Queene' (1590). The name was not commonly used until the 1970s, when it rapidly became popular in the United States.
#470 ↑
Morrighan
Sullivan & Morrighan
GirlIreland
great queen
#980 →
Tierni
Sullivan & Tierni
GirlIreland
little land owner, land estate
#992 →
Meada
Sullivan & Meada
GirlIreland
a strong one; a warrior
#504 →
Robann
Sullivan & Robann
GirlIreland
fame; bright; radiant
#507 →
Dublyn
Sullivan & Dublyn
GirlIreland
Black pool
Finlea
Sullivan & Finlea
GirlIreland
fair-haired hero
Michealene
Sullivan & Michealene
GirlIreland
Who is like God?
#516 →
Graidys
Sullivan & Graidys
GirlIreland
Derived from Gráinne, meaning 'love' or 'grace'.
Cathlina
Sullivan & Cathlina
GirlIreland
pure; unsullied
Deirra
Sullivan & Deirra
GirlIreland
Sorrowful
Teighan
Sullivan & Teighan
GirlIreland
Derived from the Irish surname 'Teigh', meaning 'house or dwelling'.
Toltú
Sullivan & Toltú
GirlIreland
One who brings peace.
Correena
Sullivan & Correena
GirlIreland
maiden
#539 →
Kathleen
Sullivan & Kathleen
GirlIreland
Anglicized form of CAITLÍN.
#540 →
Deidri
Sullivan & Deidri
GirlIreland
Sorrowful, wailing
#542 →
Mainhia
Sullivan & Mainhia
GirlIreland
tir na nognah, la tierra de la juventud (meaning: land of eternal youth)
#543 →
Breannon
Sullivan & Breannon
GirlIreland
descendant of Braonán
#544 →
Cathlin
Sullivan & Cathlin
GirlIreland
pure
#547 →
Noleen
Sullivan & Noleen
GirlIreland
Famous, noble
#547 →
Dinean
Sullivan & Dinean
GirlIreland
The name is derived from the word 'dín', meaning 'fortress'.
#549 →
Quinnlan
Sullivan & Quinnlan
UnisexIreland
descendant of Caoinlean
Cara
Sullivan & Cara
GirlIreland
friend
#559 →
Ciarrah
Sullivan & Ciarrah
GirlIreland
Little dark one
Meaghann
Sullivan & Meaghann
GirlIreland
pearl
#579 →
Neana
Sullivan & Neana
GirlIreland
Word derived from the Irish term for 'little girl'.
#582 →
Ethna
Sullivan & Ethna
GirlIreland
little fire
#587 →
Wileen
Sullivan & Wileen
GirlIreland
delicate
#591 →
Kevina
Sullivan & Kevina
GirlIreland
Gentle, beautiful; Crowned with beauty
#594 →
Channon
Sullivan & Channon
UnisexIreland
little wolf
#595 →
Keaghan
Sullivan & Keaghan
UnisexIreland
Descendant of Caodhán.
Caetlin
Sullivan & Caetlin
GirlIreland
Variant of CAITLIN.
Kathlean
Sullivan & Kathlean
GirlIreland
pure
#608 →
Faylin
Sullivan & Faylin
GirlIreland
little fairy
Grainne
Sullivan & Grainne
GirlIreland
Goddess of Love, Love, or Grain (from 'gránn', meaning 'grain')
#615 →
Cona
Sullivan & Cona
GirlIreland
Wisdom
#624 →
Beanna
Sullivan & Beanna
GirlIreland
blessed, holy
#626 →
Abaigeal
Sullivan & Abaigeal
GirlIreland
A variant of Abigail, meaning 'father's joy'.
Tierna
Sullivan & Tierna
GirlIreland
little land
Caite
Sullivan & Caite
GirlIreland
Pure, chaste
Orla
Sullivan & Orla
UnisexIreland
Meaning 'golden princess'.
#647 →
Dennine
Sullivan & Dennine
GirlIreland
little brown one
#650 →
Erin
Sullivan & Erin
GirlIreland
Anglicized form of EIREANN. It has been used as a given name since the middle of the 20th century.
#653 ↓
Caitlyne
Sullivan & Caitlyne
GirlIreland
pure
#665 →
Marcail
Sullivan & Marcail
GirlIreland
sword
Murtha
Sullivan & Murtha
UnisexIreland
sea warrior
#672 →
Kathleeen
Sullivan & Kathleeen
GirlIreland
Irish
#675 →
Cristin
Sullivan & Cristin
GirlIreland
Christian
#685 →
Iseult
Sullivan & Iseult
GirlIreland
contrast, radiant
Maeghan
Sullivan & Maeghan
GirlIreland
Variant of MEGAN.
#685 →
Fallon
Sullivan & Fallon
GirlIreland
From an Irish surname which was derived from Ó Fallamhain meaning "descendant of Fallamhan". The given name Fallamhan meant "leader". It was popularized in the 1980s by a character on the soap opera 'Dynasty'.
#688 ↑
Rian
Sullivan & Rian
UnisexIreland
little king
Mackenna
Sullivan & Mackenna
GirlIreland
son of the hero
Mariellen
Sullivan & Mariellen
GirlIreland
sea of bitterness
#697 →
Dierdre
Sullivan & Dierdre
GirlIreland
sorrow, broken-hearted
#698 →
Ellen
Sullivan & Ellen
GirlIreland
Light, torch, bright one
#726 →
Annalís
Sullivan & Annalís
GirlIreland
grace, beauty; derived from 'Ana' meaning 'grace' or 'favor'
Kerin
Sullivan & Kerin
UnisexIreland
little dark one
#732 →
Erine
Sullivan & Erine
GirlIreland
peace
#735 →
Nola
Sullivan & Nola
GirlIreland
Famous; from the place of the fair; known
#740 ↓
Tierney
Sullivan & Tierney
GirlIreland
lord / landowner
#740 →
Riayn
Sullivan & Riayn
GirlIreland
little king
Thada
Sullivan & Thada
GirlIreland
Brave
#742 →
Meagan
Sullivan & Meagan
GirlIreland
Pearl
#747 →
Caitelyn
Sullivan & Caitelyn
GirlIreland
Irish
Dorra
Sullivan & Dorra
GirlIreland
Sister, friend; Gift
#749 →
Greidy
Sullivan & Greidy
GirlIreland
Noble or majestic
Cailan
Sullivan & Cailan
UnisexIreland
slender
Kilie
Sullivan & Kilie
GirlIreland
slender, fair
Keaire
Sullivan & Keaire
UnisexIreland
Dark-haired
#760 →
Corrigan
Sullivan & Corrigan
UnisexIreland
Spear
Eibhlin
Sullivan & Eibhlin
GirlIreland
desired; longed for
norinne
Sullivan & norinne
GirlIreland
light, bright
#763 →
Rreanna
Sullivan & Rreanna
GirlIreland
Little queen
Dolline
Sullivan & Dolline
GirlIreland
Dark haired
#765 →
Caera
Sullivan & Caera
GirlIreland
dark, black
Maireli
Sullivan & Maireli
GirlIreland
Bitter
Cathline
Sullivan & Cathline
GirlIreland
Pure
#780 →
Mayher
Sullivan & Mayher
GirlIreland
derived from the word 'maith,' meaning good or virtuous
Ceira
Sullivan & Ceira
GirlIreland
dark-haired
#788 →
Aibhilin
Sullivan & Aibhilin
GirlIreland
Little Eve
Aileen
Sullivan & Aileen
GirlIreland
Noble, bright; the radiant one.
#798 ↓
Doyla
Sullivan & Doyla
GirlIreland
Dark-haired; a descendant of the dark one
#800 →
Irelan
Sullivan & Irelan
GirlIreland
from the land of the Irish
Cathren
Sullivan & Cathren
GirlIreland
Pure
#811 →
Donie
Sullivan & Donie
GirlIreland
Dark-haired
#815 →
Fiana
Sullivan & Fiana
GirlIreland
fair, white
Cathaline
Sullivan & Cathaline
GirlIreland
Pure
#825 →
CLOWEY
Sullivan & CLOWEY
GirlIreland
Little flower
Immogene
Sullivan & Immogene
GirlIreland
noble, kind
#830 →
Kealy
Sullivan & Kealy
GirlIreland
Slender
Katheen
Sullivan & Katheen
GirlIreland
pure, clear
#835 →
Biddy
Sullivan & Biddy
GirlIreland
Diminutive of BRIDGET.
#839 →
Dineen
Sullivan & Dineen
GirlIreland
descendant of Dineen, meaning 'little black one' or 'dark.'
#840 →
Cassady
Sullivan & Cassady
GirlIreland
Descendant of the warriors; the brave one.
#844 →
Benet
Sullivan & Benet
UnisexIreland
blessed; well-born
Conna
Sullivan & Conna
GirlIreland
Woman; strong
#848 →
Farran
Sullivan & Farran
GirlIreland
From an English surname which was derived from Old French ferrant meaning "iron grey".
#856 →
Aishling
Sullivan & Aishling
GirlIreland
dream, vision; poetic vision
#861 →
Kearney
Sullivan & Kearney
UnisexIreland
Descendant of Ciarán
#865 →
Neasa
Sullivan & Neasa
GirlIreland
Meaning uncertain. In Irish legend she was the mother of Conchobhar, king of Ulster.
Aislinn
Sullivan & Aislinn
GirlIreland
dream, vision
Michaleen
Sullivan & Michaleen
GirlIreland
A form of the name Michael, meaning 'who is like God?'
#879 →
Korri
Sullivan & Korri
GirlIreland
from the hollow
#885 →
Eibhleann
Sullivan & Eibhleann
GirlIreland
radiant, beautiful spirit
KIEVA
Sullivan & KIEVA
GirlIreland
gentle; beautiful
#886 →
Eithne
Sullivan & Eithne
GirlIreland
kernel, grain, or little fire
Eilise
Sullivan & Eilise
GirlIreland
God is my oath
Lierin
Sullivan & Lierin
GirlIreland
Lyric; a form of song
#904 →
Breonah
Sullivan & Breonah
GirlIreland
A strong woman
Catilin
Sullivan & Catilin
GirlIreland
pure
#931 →
Arinn
Sullivan & Arinn
GirlIreland
A variant of the name 'Erin', which refers to 'Ireland'.
#933 →
Aeleen
Sullivan & Aeleen
GirlIreland
Bright, shining light
Kerrin
Sullivan & Kerrin
GirlIreland
descendant of Ciardha; dark
#943 →
Falan
Sullivan & Falan
GirlIreland
little bird
#944 →
Mairenn
Sullivan & Mairenn
GirlIreland
Of the sea
Marrin
Sullivan & Marrin
UnisexIreland
sea circle
Kaegan
Sullivan & Kaegan
UnisexIreland
descendant of the fiery one
Bridey
Sullivan & Bridey
GirlIreland
strong, exalted
#953 →
Donnamarie
Sullivan & Donnamarie
GirlIreland
noble woman
#963 →
Ceara
Sullivan & Ceara
GirlIreland
dark, black
#974 →
Keeghan
Sullivan & Keeghan
UnisexIreland
Descendant of Caodhgan
Biddie
Sullivan & Biddie
GirlIreland
exalted one
#984 →
Clare
Sullivan & Clare
GirlIreland
Medieval English form of CLARA. This is also the name of an Irish county, which was originally named for the Norman invader Richard de Clare (known as Strongbow), whose surname was derived from the name of an English riv…
#984 ↓
Bridgitte
Sullivan & Bridgitte
GirlIreland
Exalted one.
#985 →
Keri
Sullivan & Keri
GirlIreland
little dark one
#986 →
Morrissey
Sullivan & Morrissey
UnisexIreland
descendant of the sea
Kiare
Sullivan & Kiare
UnisexIreland
dark-haired
Kiva
Sullivan & Kiva
GirlIreland
Hollow or a type of traditional stone house
#994 →
Catheleen
Sullivan & Catheleen
GirlIreland
Pure
#1000 →
Biranna
Sullivan & Biranna
GirlIreland
Variant of 'Birn' or 'Birna' which means 'sea' or 'ocean'.
Deardra
Sullivan & Deardra
GirlIreland
Sorrowful; broken-hearted
Hannon
Sullivan & Hannon
UnisexIreland
descendant of the handsome one
Darcy
Sullivan & Darcy
GirlIreland
From an English surname which was derived from Norman French d'Arcy, originally denoting one who came from Arcy in France. This was the surname of a character in Jane Austen's novel 'Pride and Prejudice' (1813).
Tarin
Sullivan & Tarin
UnisexIreland
a variant of the name Tara
Keeley
Sullivan & Keeley
GirlIreland
slender, fair
Allyne
Sullivan & Allyne
GirlIreland
The name is sometimes seen as a female form of Alan, meaning 'little rock'.
Teagin
Sullivan & Teagin
UnisexIreland
Attractive; beautiful
Maigan
Sullivan & Maigan
GirlIreland
A variant of Megan, meaning 'little pearl'.
Threasa
Sullivan & Threasa
GirlIreland
a variant of Theresa, meaning 'harvester'.
Daune
Sullivan & Daune
UnisexIreland
A form of the name Deirdre
Nealy
Sullivan & Nealy
UnisexIreland
Descendant of the champion; a poetic variant of the name Neale.
Catelin
Sullivan & Catelin
GirlIreland
pure
Bergin
Sullivan & Bergin
GirlIreland
High ground
Kathlen
Sullivan & Kathlen
GirlIreland
Pure