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