Best Sibling Names for Fionna

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

200 options200 girl25 boy
These sibling names share Fionna's Ireland roots or similar popularity era, and start with a different letter to avoid alliteration.
Nora
Fionna & Nora
Girl
Ireland
honor
#24
Riley
Fionna & 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
Fionna & Maeve
Girl
Ireland
Intoxicating.
#73
Quinn
Fionna & Quinn
Girl
Ireland
From an Irish surname, an Anglicized form of Ó Cuinn meaning "descendant of CONN".
#86
Sloane
Fionna & Sloane
Girl
Ireland
From an Irish surname which was derived from an Anglicized form of the given name SLUAGHADHÁN.
#151
Brianna
Fionna & Brianna
Girl
Ireland
Variant of BRIANA.
#152
Reagan
Fionna & Reagan
Girl
Ireland
Descendant of Riagán
#168
Delaney
Fionna & Delaney
Girl
Ireland
From a surname: either the English surname DELANEY (1) or the Irish surname DELANEY (2).
#233
Rory
Fionna & Rory
Unisex
Ireland
red king
#242
Teagan
Fionna & Teagan
Unisex
Ireland
Attractive, beautiful
#309
McKenna
Fionna & McKenna
Girl
Ireland
descendant of the headstrong one
#326
Callahan
Fionna & Callahan
Unisex
Ireland
little bright-headed
#460
Briana
Fionna & 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
Cassidy
Fionna & Cassidy
Girl
Ireland
From an Irish surname which was derived from Ó Caiside meaning "descendant of CAISIDE".
#496
Murphy
Fionna & Murphy
Unisex
Ireland
Sea warrior
#519
Gráinne
Fionna & Gráinne
Girl
Ireland
grain, love
#533
Correena
Fionna & Correena
Girl
Ireland
maiden
#539
Blaney
Fionna & Blaney
Unisex
Ireland
daughter of the river
#541
Kieley
Fionna & Kieley
Girl
Ireland
slender, beautiful
#547
Rielley
Fionna & Rielley
Girl
Ireland
descendant of the red-haired one
#567
Kerlin
Fionna & Kerlin
Girl
Ireland
Little dark one.
#586
Kevina
Fionna & Kevina
Girl
Ireland
Gentle, beautiful; Crowned with beauty
#594
Ailse
Fionna & Ailse
Girl
Ireland
Noble
#597
Aylish
Fionna & Aylish
Girl
Ireland
Derived from 'Ailis,' meaning noble or kind
#611
Kayleigh
Fionna & 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
Fionna & Shealan
Girl
Ireland
from the fairy palace; blessed by good fortune
#634
Cailin
Fionna & Cailin
Girl
Ireland
Variant of KAYLYN. It also coincides with the Irish word cailín meaning "girl".
#642
Bronagh
Fionna & Bronagh
Girl
Ireland
sorrowful, sad
#646
Caitlyne
Fionna & Caitlyne
Girl
Ireland
pure
#665
Sheriden
Fionna & Sheriden
Girl
Ireland
from the Gaelic 'Searraidhe,' meaning 'descendant of Searrat.'
#671
Clover
Fionna & Clover
Girl
Ireland
A flowering plant that symbolizes good luck.
#672
Corrah
Fionna & Corrah
Girl
Ireland
Heart or a beloved
#682
Sloan
Fionna & Sloan
Unisex
Ireland
soughing or tranquil river
#689
Cleary
Fionna & Cleary
Unisex
Ireland
Descendant of the cleric
#694
Eaden
Fionna & Eaden
Unisex
Ireland
little fire
#706
Muireann
Fionna & Muireann
Girl
Ireland
Sea White
#707
Kiley
Fionna & Kiley
Girl
Ireland
Variant of KYLIE.
#709
Rianah
Fionna & Rianah
Girl
Ireland
little king; queen
#729
Keavy
Fionna & Keavy
Girl
Ireland
Anglicized form of CAOIMHE.
#730
Shaylin
Fionna & Shaylin
Girl
Ireland
From the fairy palace.; A variant of the name Shailene.
#731
Tierney
Fionna & Tierney
Girl
Ireland
lord / landowner
#740
Kahlen
Fionna & Kahlen
Unisex
Ireland
Pure, slender
#745
Naileen
Fionna & Naileen
Girl
Ireland
A combination of the name Niamh and the root -leen, suggesting brightness and radiance.
#751
Rheann
Fionna & Rheann
Girl
Ireland
Great queen or goddess
#768
Kelty
Fionna & Kelty
Girl
Ireland
from the narrow wood; dweller near the woods
#793
Bhrianna
Fionna & Bhrianna
Girl
Ireland
exalted; noble
#796
Caragan
Fionna & Caragan
Girl
Ireland
little heart
#801
Ashlyn
Fionna & Ashlyn
Girl
Ireland
Dream; vision
#831
Callan
Fionna & Callan
Unisex
Ireland
Rocky place
#339
Cassady
Fionna & Cassady
Girl
Ireland
Descendant of the warriors; the brave one.
#844
Eanna
Fionna & Eanna
Girl
Ireland
the divine, the holy
#856
Keating
Fionna & Keating
Unisex
Ireland
descendant of Caointeach; little fire
#861
Kearney
Fionna & Kearney
Unisex
Ireland
Descendant of Ciarán
#865
Seonna
Fionna & Seonna
Girl
Ireland
God is gracious
#869
Kieren
Fionna & Kieren
Unisex
Ireland
Little dark one
#882
Eava
Fionna & Eava
Girl
Ireland
beautiful, radiant
#884
Macalla
Fionna & Macalla
Girl
Ireland
a place of abundance
#916
Ayleen
Fionna & Ayleen
Girl
Ireland
bright, shining light; pure, innocent
#917
Kiera
Fionna & Kiera
Girl
Ireland
little dark one
#919
Aelan
Fionna & Aelan
Girl
Ireland
noble or serene
#921
Dellaney
Fionna & Dellaney
Girl
Ireland
from the river valley
#933
Eillie
Fionna & Eillie
Girl
Ireland
Bringer of light
#956
Kaitin
Fionna & Kaitin
Girl
Ireland
Irish
#957
Saoirse
Fionna & Saoirse
Girl
Ireland
Freedom
#959
Caitlinn
Fionna & Caitlinn
Girl
Ireland
Irish
#961
Dannan
Fionna & Dannan
Girl
Ireland
Little fire
#962
Ciara
Fionna & Ciara
Girl
Ireland
Dark, black, or black-haired
#966
Caoilinn
Fionna & Caoilinn
Girl
Ireland
Variant of CAOILFHIONN.
#967
Morrighan
Fionna & Morrighan
Girl
Ireland
great queen
#980
Tierni
Fionna & Tierni
Girl
Ireland
little land owner, land estate
#992
Shavaun
Fionna & Shavaun
Girl
Ireland
From the -shawn family of names
#500
Biranna
Fionna & Biranna
Girl
Ireland
Variant of 'Birn' or 'Birna' which means 'sea' or 'ocean'.
Meada
Fionna & Meada
Girl
Ireland
a strong one; a warrior
#504
Robann
Fionna & Robann
Girl
Ireland
fame; bright; radiant
#507
Dublyn
Fionna & Dublyn
Girl
Ireland
Black pool
Michealene
Fionna & Michealene
Girl
Ireland
Who is like God?
#516
Graidys
Fionna & Graidys
Girl
Ireland
Derived from Gráinne, meaning 'love' or 'grace'.
Cathlina
Fionna & Cathlina
Girl
Ireland
pure; unsullied
Deirra
Fionna & Deirra
Girl
Ireland
Sorrowful
Teighan
Fionna & Teighan
Girl
Ireland
Derived from the Irish surname 'Teigh', meaning 'house or dwelling'.
Toltú
Fionna & Toltú
Girl
Ireland
One who brings peace.
Catelin
Fionna & Catelin
Girl
Ireland
pure
Kathleen
Fionna & Kathleen
Girl
Ireland
Anglicized form of CAITLÍN.
#540
Deidri
Fionna & Deidri
Girl
Ireland
Sorrowful, wailing
#542
Mainhia
Fionna & Mainhia
Girl
Ireland
tir na nognah, la tierra de la juventud (meaning: land of eternal youth)
#543
Breannon
Fionna & Breannon
Girl
Ireland
descendant of Braonán
#544
Cathlin
Fionna & Cathlin
Girl
Ireland
pure
#547
Noleen
Fionna & Noleen
Girl
Ireland
Famous, noble
#547
Dinean
Fionna & Dinean
Girl
Ireland
The name is derived from the word 'dín', meaning 'fortress'.
#549
Quinnlan
Fionna & Quinnlan
Unisex
Ireland
descendant of Caoinlean
Cara
Fionna & Cara
Girl
Ireland
friend
#559
Siohban
Fionna & Siohban
Girl
Ireland
God is gracious.
#560
Shevaun
Fionna & Shevaun
Girl
Ireland
Anglicized form of SIOBHÁN.
#561
Ciarrah
Fionna & Ciarrah
Girl
Ireland
Little dark one
Shivon
Fionna & Shivon
Girl
Ireland
God is gracious
#569
Meaghann
Fionna & Meaghann
Girl
Ireland
pearl
#579
Neana
Fionna & Neana
Girl
Ireland
Word derived from the Irish term for 'little girl'.
#582
Ethna
Fionna & Ethna
Girl
Ireland
little fire
#587
Wileen
Fionna & Wileen
Girl
Ireland
delicate
#591
Channon
Fionna & Channon
Unisex
Ireland
little wolf
#595
Keaghan
Fionna & Keaghan
Unisex
Ireland
Descendant of Caodhán.
Caetlin
Fionna & Caetlin
Girl
Ireland
Variant of CAITLIN.
Kathlean
Fionna & Kathlean
Girl
Ireland
pure
#608
Grainne
Fionna & Grainne
Girl
Ireland
Goddess of Love, Love, or Grain (from 'gránn', meaning 'grain')
#615
Cona
Fionna & Cona
Girl
Ireland
Wisdom
#624
Beanna
Fionna & Beanna
Girl
Ireland
blessed, holy
#626
Abaigeal
Fionna & Abaigeal
Girl
Ireland
A variant of Abigail, meaning 'father's joy'.
Tierna
Fionna & Tierna
Girl
Ireland
little land
Caite
Fionna & Caite
Girl
Ireland
Pure, chaste
Brieona
Fionna & Brieona
Girl
Ireland
Noble
Caela
Fionna & Caela
Girl
Ireland
slender, fair or beautiful
Orla
Fionna & Orla
Unisex
Ireland
Meaning 'golden princess'.
#647
Dennine
Fionna & Dennine
Girl
Ireland
little brown one
#650
Erin
Fionna & Erin
Girl
Ireland
Anglicized form of EIREANN. It has been used as a given name since the middle of the 20th century.
#653
Shiobhan
Fionna & Shiobhan
Girl
Ireland
Derived from the name Siobhán, meaning 'God is gracious'.
#662
Shivonne
Fionna & Shivonne
Girl
Ireland
God is gracious
#665
Marcail
Fionna & Marcail
Girl
Ireland
sword
Murtha
Fionna & Murtha
Unisex
Ireland
sea warrior
#672
Trionna
Fionna & Trionna
Girl
Ireland
town dweller
Kathleeen
Fionna & Kathleeen
Girl
Ireland
Irish
#675
Cristin
Fionna & Cristin
Girl
Ireland
Christian
#685
Iseult
Fionna & Iseult
Girl
Ireland
contrast, radiant
Maeghan
Fionna & Maeghan
Girl
Ireland
Variant of MEGAN.
#685
Rian
Fionna & Rian
Unisex
Ireland
little king
Mackenna
Fionna & Mackenna
Girl
Ireland
son of the hero
Mariellen
Fionna & Mariellen
Girl
Ireland
sea of bitterness
#697
Dierdre
Fionna & Dierdre
Girl
Ireland
sorrow, broken-hearted
#698
Shenan
Fionna & Shenan
Unisex
Ireland
Derived from 'sionnach,' meaning 'fox'
#702
Casidhe
Fionna & Casidhe
Girl
Ireland
pure, chaste
Ellen
Fionna & Ellen
Girl
Ireland
Light, torch, bright one
#726
Annalís
Fionna & Annalís
Girl
Ireland
grace, beauty; derived from 'Ana' meaning 'grace' or 'favor'
Kerin
Fionna & Kerin
Unisex
Ireland
little dark one
#732
Erine
Fionna & Erine
Girl
Ireland
peace
#735
Nola
Fionna & Nola
Girl
Ireland
Famous; from the place of the fair; known
#740
Shanny
Fionna & Shanny
Girl
Ireland
from the old oak tree
#741
Riayn
Fionna & Riayn
Girl
Ireland
little king
Thada
Fionna & Thada
Girl
Ireland
Brave
#742
Meagan
Fionna & Meagan
Girl
Ireland
Pearl
#747
Caitelyn
Fionna & Caitelyn
Girl
Ireland
Irish
Dorra
Fionna & Dorra
Girl
Ireland
Sister, friend; Gift
#749
Cearah
Fionna & Cearah
Girl
Ireland
bright, radiant
Greidy
Fionna & Greidy
Girl
Ireland
Noble or majestic
Cailan
Fionna & Cailan
Unisex
Ireland
slender
Kilie
Fionna & Kilie
Girl
Ireland
slender, fair
Caitline
Fionna & Caitline
Girl
Ireland
pure, clear
Keaire
Fionna & Keaire
Unisex
Ireland
Dark-haired
#760
Corrigan
Fionna & Corrigan
Unisex
Ireland
Spear
Eibhlin
Fionna & Eibhlin
Girl
Ireland
desired; longed for
norinne
Fionna & norinne
Girl
Ireland
light, bright
#763
Rreanna
Fionna & Rreanna
Girl
Ireland
Little queen
Shaughnessy
Fionna & Shaughnessy
Girl
Ireland
from the fort of the deer.
Dolline
Fionna & Dolline
Girl
Ireland
Dark haired
#765
Caera
Fionna & Caera
Girl
Ireland
dark, black
Maireli
Fionna & Maireli
Girl
Ireland
Bitter
Cathline
Fionna & Cathline
Girl
Ireland
Pure
#780
Mayher
Fionna & Mayher
Girl
Ireland
derived from the word 'maith,' meaning good or virtuous
Shioban
Fionna & Shioban
Girl
Ireland
God is gracious
#781
Seaneen
Fionna & Seaneen
Girl
Ireland
a variant of Sinead or Jane
#787
Ceira
Fionna & Ceira
Girl
Ireland
dark-haired
#788
Aibhilin
Fionna & Aibhilin
Girl
Ireland
Little Eve
Aileen
Fionna & Aileen
Girl
Ireland
Noble, bright; the radiant one.
#798
Doyla
Fionna & Doyla
Girl
Ireland
Dark-haired; a descendant of the dark one
#800
Kaitlin
Fionna & Kaitlin
Girl
Ireland
Pure, clear
Irelan
Fionna & Irelan
Girl
Ireland
from the land of the Irish
Cathren
Fionna & Cathren
Girl
Ireland
Pure
#811
Donie
Fionna & Donie
Girl
Ireland
Dark-haired
#815
Healy
Fionna & Healy
Girl
Ireland
Descendant of the noble one
Briena
Fionna & Briena
Girl
Ireland
Strong and virtuous
Cathaline
Fionna & Cathaline
Girl
Ireland
Pure
#825
CLOWEY
Fionna & CLOWEY
Girl
Ireland
Little flower
Immogene
Fionna & Immogene
Girl
Ireland
noble, kind
#830
Kealy
Fionna & Kealy
Girl
Ireland
Slender
Kierney
Fionna & Kierney
Girl
Ireland
Descendant of Ciarán
Katheen
Fionna & Katheen
Girl
Ireland
pure, clear
#835
Biddy
Fionna & Biddy
Girl
Ireland
Diminutive of BRIDGET.
#839
Dineen
Fionna & Dineen
Girl
Ireland
descendant of Dineen, meaning 'little black one' or 'dark.'
#840
Benet
Fionna & Benet
Unisex
Ireland
blessed; well-born
Conna
Fionna & Conna
Girl
Ireland
Woman; strong
#848
Shelagh
Fionna & Shelagh
Girl
Ireland
From the islet by the river
#857
Aishling
Fionna & Aishling
Girl
Ireland
dream, vision; poetic vision
#861
Neasa
Fionna & Neasa
Girl
Ireland
Meaning uncertain. In Irish legend she was the mother of Conchobhar, king of Ulster.
Catlyn
Fionna & Catlyn
Girl
Ireland
Irish
Aislinn
Fionna & Aislinn
Girl
Ireland
dream, vision
Michaleen
Fionna & Michaleen
Girl
Ireland
A form of the name Michael, meaning 'who is like God?'
#879
Shaelin
Fionna & Shaelin
Girl
Ireland
Slender.
Korri
Fionna & Korri
Girl
Ireland
from the hollow
#885
Eibhleann
Fionna & Eibhleann
Girl
Ireland
radiant, beautiful spirit
KIEVA
Fionna & KIEVA
Girl
Ireland
gentle; beautiful
#886
Eithne
Fionna & Eithne
Girl
Ireland
kernel, grain, or little fire
Briona
Fionna & Briona
Girl
Ireland
High, noble
Eilise
Fionna & Eilise
Girl
Ireland
God is my oath
Lierin
Fionna & Lierin
Girl
Ireland
Lyric; a form of song
#904
Teirney
Fionna & Teirney
Girl
Ireland
derived from the Irish surname O'Teairnfhiodh
Breonah
Fionna & Breonah
Girl
Ireland
A strong woman
Catilin
Fionna & Catilin
Girl
Ireland
pure
#931
Arinn
Fionna & Arinn
Girl
Ireland
A variant of the name 'Erin', which refers to 'Ireland'.
#933
Aeleen
Fionna & Aeleen
Girl
Ireland
Bright, shining light
Kerrin
Fionna & Kerrin
Girl
Ireland
descendant of Ciardha; dark
#943
Mairenn
Fionna & Mairenn
Girl
Ireland
Of the sea
Shanade
Fionna & Shanade
Girl
Ireland
a combination of 'shana' (old) and 'de' (of)
#946