Best Sibling Names for Garreth

Names chosen to complement Garreth — matching origin (Ireland), era, and style.

200 options111 girl105 boy
These sibling names share Garreth's Ireland roots or similar popularity era, and start with a different letter to avoid alliteration.
Ryan
Garreth & Ryan
Boy
Ireland
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).
#83
Patrick
Garreth & Patrick
Boy
Ireland
From the Latin name Patricius, which meant "nobleman". This name was adopted in the 5th-century by Saint Patrick, whose birth name was Sucat.
#224
Brian
Garreth & Brian
Boy
Ireland
noble, strong
#317
Callan
Garreth & Callan
Unisex
Ireland
Rocky place
#339
Sean
Garreth & Sean
Boy
Ireland
Anglicized form of SEÁN.
#427
Donovan
Garreth & Donovan
Boy
Ireland
dark warrior
#468
Shavaun
Garreth & Shavaun
Girl
Ireland
From the -shawn family of names
#500
Robann
Garreth & Robann
Girl
Ireland
fame; bright; radiant
#507
Kinney
Garreth & Kinney
Boy
Ireland
descendant of Caoinneach, meaning 'handsome' or 'attractive'
#510
Michealene
Garreth & Michealene
Girl
Ireland
Who is like God?
#516
Nora
Garreth & Nora
Girl
Ireland
honor
#24
Conell
Garreth & Conell
Boy
Ireland
Strong as a wolf
#528
Donahue
Garreth & Donahue
Boy
Ireland
Descendant of Donnchadh, meaning 'brown warrior'.
#534
Kathleen
Garreth & Kathleen
Girl
Ireland
Anglicized form of CAITLÍN.
#540
Deidri
Garreth & Deidri
Girl
Ireland
Sorrowful, wailing
#542
Riley
Garreth & 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
Breannon
Garreth & Breannon
Girl
Ireland
descendant of Braonán
#544
Cathlin
Garreth & Cathlin
Girl
Ireland
pure
#547
Noleen
Garreth & Noleen
Girl
Ireland
Famous, noble
#547
Dinean
Garreth & Dinean
Girl
Ireland
The name is derived from the word 'dín', meaning 'fortress'.
#549
Nolan
Garreth & Nolan
Boy
Ireland
Noble, famous
#57
Cara
Garreth & Cara
Girl
Ireland
friend
#559
Siohban
Garreth & Siohban
Girl
Ireland
God is gracious.
#560
Shevaun
Garreth & Shevaun
Girl
Ireland
Anglicized form of SIOBHÁN.
#561
Shivon
Garreth & Shivon
Girl
Ireland
God is gracious
#569
Maeve
Garreth & Maeve
Girl
Ireland
Intoxicating.
#73
Meaghann
Garreth & Meaghann
Girl
Ireland
pearl
#579
Neana
Garreth & Neana
Girl
Ireland
Word derived from the Irish term for 'little girl'.
#582
Quinn
Garreth & Quinn
Girl
Ireland
From an Irish surname, an Anglicized form of Ó Cuinn meaning "descendant of CONN".
#86
Wileen
Garreth & Wileen
Girl
Ireland
delicate
#591
Channon
Garreth & Channon
Unisex
Ireland
little wolf
#595
Kathlean
Garreth & Kathlean
Girl
Ireland
pure
#608
Terrence
Garreth & Terrence
Boy
Ireland
the tender one
#622
Connor
Garreth & Connor
Boy
Ireland
lover of hounds
#126
Declan
Garreth & Declan
Boy
Ireland
Anglicized form of Irish Deaglán, which is of unknown meaning. Saint Declan was a 5th-century missionary to Ireland.
#132
Keavin
Garreth & Keavin
Boy
Ireland
handsome, gentle, or beloved
#647
Dennine
Garreth & Dennine
Girl
Ireland
little brown one
#650
Sloane
Garreth & Sloane
Girl
Ireland
From an Irish surname which was derived from an Anglicized form of the given name SLUAGHADHÁN.
#151
Brianna
Garreth & Brianna
Girl
Ireland
Variant of BRIANA.
#152
Bandon
Garreth & Bandon
Boy
Ireland
Derived from the place name meaning 'the river Bandon'
#653
Erin
Garreth & Erin
Girl
Ireland
Anglicized form of EIREANN. It has been used as a given name since the middle of the 20th century.
#653
Shiobhan
Garreth & Shiobhan
Girl
Ireland
Derived from the name Siobhán, meaning 'God is gracious'.
#662
Kinny
Garreth & Kinny
Boy
Ireland
From the headland; fair or attractive.
#663
Shivonne
Garreth & Shivonne
Girl
Ireland
God is gracious
#665
Reagan
Garreth & Reagan
Girl
Ireland
Descendant of Riagán
#168
Kathleeen
Garreth & Kathleeen
Girl
Ireland
Irish
#675
Cristin
Garreth & Cristin
Girl
Ireland
Christian
#685
Finn
Garreth & Finn
Boy
Ireland
fair, white
#186
Fallon
Garreth & 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
Tyron
Garreth & Tyron
Boy
Ireland
from the land of Eógan, a given name.
#696
Mariellen
Garreth & Mariellen
Girl
Ireland
sea of bitterness
#697
Dierdre
Garreth & Dierdre
Girl
Ireland
sorrow, broken-hearted
#698
Carneal
Garreth & Carneal
Boy
Ireland
little man
#700
Shenan
Garreth & Shenan
Unisex
Ireland
Derived from 'sionnach,' meaning 'fox'
#702
Brody
Garreth & Brody
Boy
Ireland
ditch, muddy place
#204
Dennon
Garreth & Dennon
Boy
Ireland
descendant of Donn
#706
Drian
Garreth & Drian
Boy
Ireland
sublime
#716
Oscar
Garreth & Oscar
Boy
Ireland
deer lover
#216
Rhasheen
Garreth & Rhasheen
Boy
Ireland
Little Rose
#720
Kerin
Garreth & Kerin
Unisex
Ireland
little dark one
#732
Delaney
Garreth & Delaney
Girl
Ireland
From a surname: either the English surname DELANEY (1) or the Irish surname DELANEY (2).
#233
Erine
Garreth & Erine
Girl
Ireland
peace
#735
Shanny
Garreth & Shanny
Girl
Ireland
from the old oak tree
#741
Rory
Garreth & Rory
Unisex
Ireland
red king
#242
Meagan
Garreth & Meagan
Girl
Ireland
Pearl
#747
Dorra
Garreth & Dorra
Girl
Ireland
Sister, friend; Gift
#749
Rorry
Garreth & Rorry
Boy
Ireland
Red King
#761
Ciaran
Garreth & Ciaran
Boy
Ireland
little dark one.
#779
Cathline
Garreth & Cathline
Girl
Ireland
Pure
#780
Shioban
Garreth & Shioban
Girl
Ireland
God is gracious
#781
Seaneen
Garreth & Seaneen
Girl
Ireland
a variant of Sinead or Jane
#787
Ronan
Garreth & Ronan
Boy
Ireland
little seal
#290
Shevin
Garreth & Shevin
Boy
Ireland
God is gracious
#796
Keaven
Garreth & Keaven
Boy
Ireland
Hollow
#797
Aidan
Garreth & Aidan
Boy
Ireland
Little fire
#300
Doyla
Garreth & Doyla
Girl
Ireland
Dark-haired; a descendant of the dark one
#800
Teagan
Garreth & Teagan
Unisex
Ireland
Attractive, beautiful
#309
McKenna
Garreth & McKenna
Girl
Ireland
descendant of the headstrong one
#326
Turley
Garreth & Turley
Boy
Ireland
Place of the thornbush
#826
Brodderick
Garreth & Brodderick
Boy
Ireland
Son of Roger
#828
Katheen
Garreth & Katheen
Girl
Ireland
pure, clear
#835
Dineen
Garreth & Dineen
Girl
Ireland
descendant of Dineen, meaning 'little black one' or 'dark.'
#840
Farran
Garreth & Farran
Girl
Ireland
From an English surname which was derived from Old French ferrant meaning "iron grey".
#856
Shelagh
Garreth & Shelagh
Girl
Ireland
From the islet by the river
#857
Sullivan
Garreth & Sullivan
Boy
Ireland
From an Irish surname which was derived from Ó Súilleabháin meaning "descendant of Súilleabhán". The name Súilleabhán means "little dark eye" in Irish.
#358
Aishling
Garreth & Aishling
Girl
Ireland
dream, vision; poetic vision
#861
Brandan
Garreth & Brandan
Boy
Ireland
Prince; descendant of Brandubh
#867
Korri
Garreth & Korri
Girl
Ireland
from the hollow
#885
KIEVA
Garreth & KIEVA
Girl
Ireland
gentle; beautiful
#886
Donail
Garreth & Donail
Boy
Ireland
world ruler
#894
Desmond
Garreth & Desmond
Boy
Ireland
From the grassland village
#399
Lierin
Garreth & Lierin
Girl
Ireland
Lyric; a form of song
#904
Connan
Garreth & Connan
Boy
Ireland
little wolf
#930
SeanMichael
Garreth & SeanMichael
Boy
Ireland
Who is like God?
#931
Arinn
Garreth & Arinn
Girl
Ireland
A variant of the name 'Erin', which refers to 'Ireland'.
#933
Kerrin
Garreth & Kerrin
Girl
Ireland
descendant of Ciardha; dark
#943
Falan
Garreth & Falan
Girl
Ireland
little bird
#944
Bridey
Garreth & Bridey
Girl
Ireland
strong, exalted
#953
Shanne
Garreth & Shanne
Unisex
Ireland
The Goddess of the Moon
#954
Callahan
Garreth & Callahan
Unisex
Ireland
little bright-headed
#460
Shauna
Garreth & Shauna
Girl
Ireland
God is gracious
#962
Donnamarie
Garreth & Donnamarie
Girl
Ireland
noble woman
#963
Branoon
Garreth & Branoon
Boy
Ireland
descendant of Bran or raven
#968
Briana
Garreth & 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
Mitcheal
Garreth & Mitcheal
Boy
Ireland
Who is like God?
#971
Kieran
Garreth & Kieran
Boy
Ireland
Little dark one
#477
Doneal
Garreth & Doneal
Boy
Ireland
A variation of Donal, meaning 'world mighty or ruler of the world'.
#978
McKeever
Garreth & McKeever
Boy
Ireland
son of the descendant of Caomhán
#981
Keiven
Garreth & Keiven
Boy
Ireland
handsome; beautiful
#984
Bridgitte
Garreth & Bridgitte
Girl
Ireland
Exalted one.
#985
Parick
Garreth & Parick
Boy
Ireland
Nobleman or aristocrat
#985
Keri
Garreth & Keri
Girl
Ireland
little dark one
#986
Finnegan
Garreth & Finnegan
Boy
Ireland
descendant of the fair one
#490
Kiva
Garreth & Kiva
Girl
Ireland
Hollow or a type of traditional stone house
#994
Cassidy
Garreth & Cassidy
Girl
Ireland
From an Irish surname which was derived from Ó Caiside meaning "descendant of CAISIDE".
#496
Kegan
Garreth & Kegan
Boy
Ireland
Variant of KEEGAN.
#997
Shay
Garreth & Shay
Unisex
Ireland
admirable, hawk
#999
Cullen
Garreth & Cullen
Boy
Ireland
From a surname, either CULLEN (1) or CULLEN (2).
Daigan
Garreth & Daigan
Boy
Ireland
sorrow or difficulty
#502
Meada
Garreth & Meada
Girl
Ireland
a strong one; a warrior
#504
Killean
Garreth & Killean
Boy
Ireland
Slender or narrow
#505
Erris
Garreth & Erris
Boy
Ireland
From the ridge.
#506
Hannon
Garreth & Hannon
Unisex
Ireland
descendant of the handsome one
Murphy
Garreth & Murphy
Unisex
Ireland
Sea warrior
#519
Darcy
Garreth & 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
Garreth & Tarin
Unisex
Ireland
a variant of the name Tara
Cianan
Garreth & Cianan
Boy
Ireland
Ancient; a descendant of Cian.
#522
Esker
Garreth & Esker
Boy
Ireland
a watercourse, or a river terrace
#525
Ivor
Garreth & Ivor
Boy
Ireland
Yew tree
#529
Maigan
Garreth & Maigan
Girl
Ireland
A variant of Megan, meaning 'little pearl'.
Coner
Garreth & Coner
Boy
Ireland
a variation of the name Connor
#531
Drennan
Garreth & Drennan
Boy
Ireland
Descendant of Dreánán
#533
Daune
Garreth & Daune
Unisex
Ireland
A form of the name Deirdre
Shauneen
Garreth & Shauneen
Girl
Ireland
Little Old Wise One
Fionnula
Garreth & Fionnula
Girl
Ireland
White shoulder
#538
Correena
Garreth & Correena
Girl
Ireland
maiden
#539
Blaney
Garreth & Blaney
Unisex
Ireland
daughter of the river
#541
Martain
Garreth & Martain
Boy
Ireland
warrior
Cian
Garreth & Cian
Boy
Ireland
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.
#542
Aidann
Garreth & Aidann
Boy
Ireland
little fire
#543
Mainhia
Garreth & Mainhia
Girl
Ireland
tir na nognah, la tierra de la juventud (meaning: land of eternal youth)
#543
Brannick
Garreth & Brannick
Boy
Ireland
Descendant of Bran
#547
Denin
Garreth & Denin
Boy
Ireland
Defender; Descendant of Donn
#547
Kieley
Garreth & Kieley
Girl
Ireland
slender, beautiful
#547
Shaughn
Garreth & Shaughn
Boy
Ireland
God is gracious
Donard
Garreth & Donard
Boy
Ireland
Donard is derived from the Irish name 'Donard', which means 'world ruler' or 'chief'.
#548
Kathlen
Garreth & Kathlen
Girl
Ireland
Pure
Kerron
Garreth & Kerron
Boy
Ireland
dark or black
O'Conner
Garreth & O'Conner
Boy
Ireland
A beloved name with deep roots
#552
Edana
Garreth & Edana
Girl
Ireland
Little fire.
Nigell
Garreth & Nigell
Boy
Ireland
A variant of the name Nigel, derived from the Latin 'Nigellus', meaning 'little black one'.
#554
Donell
Garreth & Donell
Boy
Ireland
world mighty
Covan
Garreth & Covan
Boy
Ireland
young warrior
#566
Daidre
Garreth & Daidre
Girl
Ireland
mortal, broken-hearted
Rielley
Garreth & Rielley
Girl
Ireland
descendant of the red-haired one
#567
Caelon
Garreth & Caelon
Boy
Ireland
Slender; slim
#575
Deiren
Garreth & Deiren
Boy
Ireland
Sorrowful; from the sea
#576
Sheila
Garreth & Sheila
Girl
Ireland
the dark-haired one
Ceann
Garreth & Ceann
Girl
Ireland
head
Deridre
Garreth & Deridre
Girl
Ireland
sorrowful
Kerlin
Garreth & Kerlin
Girl
Ireland
Little dark one.
#586
Ethna
Garreth & Ethna
Girl
Ireland
little fire
#587
Dempsy
Garreth & Dempsy
Boy
Ireland
A beloved name with deep roots
#588
Tieg
Garreth & Tieg
Boy
Ireland
a poetic form of the word 'tadhg', meaning 'poet' or 'philosopher'
#588
Conn
Garreth & Conn
Boy
Ireland
chief, head
Dregan
Garreth & Dregan
Boy
Ireland
Little druid
#592
Cillian
Garreth & Cillian
Boy
Ireland
warrior
#594
Caelen
Garreth & Caelen
Boy
Ireland
Irish
#594
Carven
Garreth & Carven
Boy
Ireland
A male who is a representative
#594
Kevina
Garreth & Kevina
Girl
Ireland
Gentle, beautiful; Crowned with beauty
#594
Ailse
Garreth & Ailse
Girl
Ireland
Noble
#597
Chevonne
Garreth & Chevonne
Girl
Ireland
Anglicized form of SIOBHÁN.
Keilan
Garreth & Keilan
Boy
Ireland
Narrow or skinny; Slender or thin
#603
Caitrin
Garreth & Caitrin
Girl
Ireland
Irish
Aylish
Garreth & Aylish
Girl
Ireland
Derived from 'Ailis,' meaning noble or kind
#611
Coilin
Garreth & Coilin
Boy
Ireland
from 'Caolán', meaning 'slender' or 'narrow'
#612
Brann
Garreth & Brann
Boy
Ireland
A son of Bran, which means raven.
Padrick
Garreth & Padrick
Boy
Ireland
Noble, patrician
#614
Conor
Garreth & Conor
Boy
Ireland
lover of hound
#623
Cona
Garreth & Cona
Girl
Ireland
Wisdom
#624
Donovann
Garreth & Donovann
Boy
Ireland
Dark warrior
#624
Keenan
Garreth & Keenan
Boy
Ireland
Ancient, old.
Shelia
Garreth & Shelia
Girl
Ireland
Shelia is derived from the Irish name 'Síle', meaning 'blessed'.
Beanna
Garreth & Beanna
Girl
Ireland
blessed, holy
#626
Keegan
Garreth & Keegan
Boy
Ireland
descendant of Caodhán
#627
Dermont
Garreth & Dermont
Boy
Ireland
without a master
#629
Brennick
Garreth & Brennick
Boy
Ireland
Descendant of Braonán
#630
Shannie
Garreth & Shannie
Girl
Ireland
A diminutive form of the name 'Shannon', meaning 'old river'.
Kayleigh
Garreth & 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
Shealan
Garreth & Shealan
Girl
Ireland
from the fairy palace; blessed by good fortune
#634
Kathline
Garreth & Kathline
Girl
Ireland
Pure
Donnica
Garreth & Donnica
Girl
Ireland
the brown-haired one
Cailin
Garreth & Cailin
Girl
Ireland
Variant of KAYLYN. It also coincides with the Irish word cailín meaning "girl".
#642
Madden
Garreth & Madden
Boy
Ireland
Little dog
#645
Bronagh
Garreth & Bronagh
Girl
Ireland
sorrowful, sad
#646
Orla
Garreth & Orla
Unisex
Ireland
Meaning 'golden princess'.
#647
Brenden
Garreth & Brenden
Boy
Ireland
Variant of BRENDAN.
Faelan
Garreth & Faelan
Boy
Ireland
little wolf
#648
Kerrian
Garreth & Kerrian
Girl
Ireland
descendant of Ciardha
Clancey
Garreth & Clancey
Unisex
Ireland
son of the bard