Best Sibling Names for Cosmas

Names chosen to complement Cosmas — matching origin (Greece), era, and style.

200 options200 girl12 boy
These sibling names share Cosmas's Greece roots or similar popularity era, and start with a different letter to avoid alliteration.
Sophia
Cosmas & Sophia
Girl
Greece
wisdom
#5
Sofia
Cosmas & Sofia
Girl
Greece
Greek
#12
Athena
Cosmas & Athena
Girl
Greece
Goddess of wisdom and warfare
#76
Alexandra
Cosmas & Alexandra
Girl
Greece
defender of mankind
#204
Khloe
Cosmas & Khloe
Girl
Greece
young green shoot, bud
#216
Phoenix
Cosmas & Phoenix
Unisex
Greece
Greek
#269
Thea
Cosmas & Thea
Girl
Greece
In Greek, Thea (Θεά) means 'goddess' or 'divine.'
#321
Demi
Cosmas & Demi
Girl
Greece
half
#394
Alexis
Cosmas & Alexis
Unisex
Greece
Greek
#448
Maia
Cosmas & Maia
Girl
Greece
mother, nurse
#459
Lyra
Cosmas & Lyra
Girl
Greece
lyre, a stringed musical instrument
#482
Karissia
Cosmas & Karissia
Girl
Greece
grace; kindness
#501
Sophiamaria
Cosmas & Sophiamaria
Girl
Greece
Greek
#502
Kazandra
Cosmas & Kazandra
Girl
Greece
defender of man
#512
Ilaina
Cosmas & Ilaina
Girl
Greece
shining light
#525
Alexius
Cosmas & Alexius
Girl
Greece
Αλέξιος (Defender)
#535
Amarantha
Cosmas & Amarantha
Girl
Greece
unfading
#537
Leto
Cosmas & Leto
Unisex
Greece
hidden
#543
Synaia
Cosmas & Synaia
Girl
Greece
from Sinai
#549
Persephony
Cosmas & Persephony
Girl
Greece
bringer of destruction
#571
Theo
Cosmas & Theo
Unisex
Greece
Divine gift
#78
Sasia
Cosmas & Sasia
Girl
Greece
the gift of the goddess
#585
Nautia
Cosmas & Nautia
Girl
Greece
of the sea
#594
Lydia
Cosmas & Lydia
Girl
Greece
from Lydia
#95
Evangelena
Cosmas & Evangelena
Girl
Greece
Greek
#617
Aglaé
Cosmas & Aglaé
Girl
Greece
brightness, splendor
#624
Melanie
Cosmas & Melanie
Girl
Greece
Dark-skinned or black.
#130
Aleithia
Cosmas & Aleithia
Girl
Greece
Truth
#636
Nesia
Cosmas & Nesia
Girl
Greece
Derived from 'nesos' meaning 'island' or a diminutive of 'Nesia,' often related to goddess names.
#637
Ilithya
Cosmas & Ilithya
Girl
Greece
Greek
#648
Alexandreia
Cosmas & Alexandreia
Girl
Greece
defender of mankind
#650
Erini
Cosmas & Erini
Girl
Greece
Peace
#651
Klhroe
Cosmas & Klhroe
Girl
Greece
Greek
#652
Sopia
Cosmas & Sopia
Girl
Greece
Greek
#653
Perseis
Cosmas & Perseis
Girl
Greece
Greek
#654
Teliea
Cosmas & Teliea
Girl
Greece
delicate, gentle
#654
Alexandrah
Cosmas & Alexandrah
Girl
Greece
Defender of man
#661
Ele
Cosmas & Ele
Girl
Greece
light, torch
#669
Persaeus
Cosmas & Persaeus
Girl
Greece
Greek
#686
Elenis
Cosmas & Elenis
Girl
Greece
a variation of Helen, meaning 'light' or 'shining light'
#690
Phoebe
Cosmas & Phoebe
Girl
Greece
radiant, shining
#190
Alexia
Cosmas & Alexia
Girl
Greece
Defender, protector, helper
#696
Kyra
Cosmas & Kyra
Girl
Greece
lady
#698
Illythia
Cosmas & Illythia
Girl
Greece
midwife, healer
#706
Ismene
Cosmas & Ismene
Girl
Greece
knowledgeable
#711
Tyche
Cosmas & Tyche
Girl
Greece
luck
#718
Alexea
Cosmas & Alexea
Girl
Greece
defender of mankind
#721
Xairexis
Cosmas & Xairexis
Girl
Greece
Greek
#726
Akadia
Cosmas & Akadia
Girl
Greece
from Arcadia, which describes a region of peace and harmony
#735
Kyrie
Cosmas & Kyrie
Unisex
Greece
Greek
#237
Persephone
Cosmas & Persephone
Girl
Greece
Bringer of destruction; the one who brings about change.
#749
Axia
Cosmas & Axia
Girl
Greece
Greek
#750
Antanasia
Cosmas & Antanasia
Girl
Greece
resurrection,
#764
Allexandra
Cosmas & Allexandra
Girl
Greece
defender of mankind
#766
Lyris
Cosmas & Lyris
Girl
Greece
lyre; harmony
#770
Alezandra
Cosmas & Alezandra
Girl
Greece
Greek
#774
Aries
Cosmas & Aries
Unisex
Greece
Referring to the astrological sign of the Ram.
#785
Kenteria
Cosmas & Kenteria
Girl
Greece
Greek
#835
Joanna
Cosmas & Joanna
Girl
Greece
Hebrew
#339
Kiriana
Cosmas & Kiriana
Girl
Greece
belonging to the Lord
#839
Nikera
Cosmas & Nikera
Girl
Greece
Victory
#843
Tíea
Cosmas & Tíea
Unisex
Greece
of the earth
#867
Demetriona
Cosmas & Demetriona
Girl
Greece
Follower of Demeter, the goddess of harvest.
#875
Ecclesia
Cosmas & Ecclesia
Girl
Greece
assembly
#883
Helen
Cosmas & Helen
Girl
Greece
light, torch
#395
Yeleini
Cosmas & Yeleini
Girl
Greece
Light, bright
#896
Alexandria
Cosmas & Alexandria
Girl
Greece
defender of mankind
#403
Liddia
Cosmas & Liddia
Girl
Greece
Greek
#904
Sidona
Cosmas & Sidona
Girl
Greece
Greek
#908
Alaxandria
Cosmas & Alaxandria
Girl
Greece
defender of mankind
#919
Aleksia
Cosmas & Aleksia
Girl
Greece
Defender of mankind
#944
Valasia
Cosmas & Valasia
Girl
Greece
Greek
#944
Galatea
Cosmas & Galatea
Girl
Greece
Greek
#951
Helena
Cosmas & Helena
Girl
Greece
torch
#457
Neo
Cosmas & Neo
Unisex
Greece
new
#974
Vasia
Cosmas & Vasia
Girl
Greece
Royal, kingly.
#988
Elide
Cosmas & Elide
Girl
Greece
free, release or 'to let go'
#989
Eretira
Cosmas & Eretira
Girl
Greece
a woman from Eritrea
#991
Margaretta
Cosmas & Margaretta
Girl
Greece
pearl
#501
Phronie
Cosmas & Phronie
Girl
Greece
Greek
#507
Barbaraa
Cosmas & Barbaraa
Girl
Greece
strange, foreign
#508
Thamia
Cosmas & Thamia
Girl
Greece
one who is to be valued or valued one
Thema
Cosmas & Thema
Girl
Greece
theme or subject matter
#514
Evagene
Cosmas & Evagene
Girl
Greece
Well-born, noble.
#515
Lakyria
Cosmas & Lakyria
Girl
Greece
the one who is pure and sacred
Anastajia
Cosmas & Anastajia
Girl
Greece
resurrection
Efthymia
Cosmas & Efthymia
Girl
Greece
Greek
Arimentha
Cosmas & Arimentha
Girl
Greece
swift
#519
Angeleia
Cosmas & Angeleia
Girl
Greece
αγγελία - angel or messenger
#521
Klhloe
Cosmas & Klhloe
Girl
Greece
Greek
Euzelia
Cosmas & Euzelia
Girl
Greece
well-born, noble
#524
Zeneida
Cosmas & Zeneida
Girl
Greece
Greek
#526
Rhodena
Cosmas & Rhodena
Girl
Greece
Greek
#527
Dimia
Cosmas & Dimia
Girl
Greece
Greek
Dianthe
Cosmas & Dianthe
Girl
Greece
divine flower
#541
Aggeliki
Cosmas & Aggeliki
Girl
Greece
Messenger; angelic
#542
Theone
Cosmas & Theone
Girl
Greece
Greek
#545
Alaxandra
Cosmas & Alaxandra
Girl
Greece
defender of mankind
Ageliki
Cosmas & Ageliki
Girl
Greece
Greek
#550
Nota
Cosmas & Nota
Girl
Greece
a musical note
#552
Daphene
Cosmas & Daphene
Girl
Greece
laurel tree, symbol of victory
#554
Katharine
Cosmas & Katharine
Girl
Greece
Pure
#559
Dorothe
Cosmas & Dorothe
Girl
Greece
Greek
#563
Aryadne
Cosmas & Aryadne
Girl
Greece
most holy
Dorelia
Cosmas & Dorelia
Girl
Greece
a form of the name 'Doris', meaning 'of the sea'
#566
Patra
Cosmas & Patra
Girl
Greece
of illustrious lineage
#566
Myrra
Cosmas & Myrra
Girl
Greece
Greek
Olethia
Cosmas & Olethia
Girl
Greece
Greek
#569
Lygia
Cosmas & Lygia
Girl
Greece
a lyre or musical instrument; from the word 'lygus', a reference to a type of locust
#575
Alanta
Cosmas & Alanta
Girl
Greece
fast-moving, swift
Brhea
Cosmas & Brhea
Girl
Greece
a meaning similar to 'brilliant' or 'bright'.
Jocasta
Cosmas & Jocasta
Girl
Greece
Greek
#581
Melitta
Cosmas & Melitta
Girl
Greece
Honeybee
#583
Andrenika
Cosmas & Andrenika
Girl
Greece
brave, strong
#584
Iolia
Cosmas & Iolia
Girl
Greece
Violet, a flower; also can refer to dawn or daybreak.
#588
Jeorgina
Cosmas & Jeorgina
Girl
Greece
earthworker; farmer
#589
Delia
Cosmas & Delia
Girl
Greece
from Delos
#590
Danayia
Cosmas & Danayia
Girl
Greece
Greek
Melica
Cosmas & Melica
Girl
Greece
honey
#591
Demetrias
Cosmas & Demetrias
Unisex
Greece
Of Demeter; belonging to the earth.
#592
Asiane
Cosmas & Asiane
Girl
Greece
Greek
Phyllis
Cosmas & Phyllis
Girl
Greece
Leafy; green bough.
#600
Anatolia
Cosmas & Anatolia
Girl
Greece
the land where the sun rises
Hodalis
Cosmas & Hodalis
Girl
Greece
Brightness or Shining
Mariamne
Cosmas & Mariamne
Girl
Greece
Greek
Dorian
Cosmas & Dorian
Unisex
Greece
Greek
#608
Theressa
Cosmas & Theressa
Girl
Greece
Greek
#611
Loanna
Cosmas & Loanna
Girl
Greece
God is gracious
#612
Eureka
Cosmas & Eureka
Girl
Greece
I have found it
#616
Katyna
Cosmas & Katyna
Girl
Greece
pure
#621
Thomara
Cosmas & Thomara
Girl
Greece
Greek
Hesta
Cosmas & Hesta
Girl
Greece
Greek
#630
Nicanora
Cosmas & Nicanora
Girl
Greece
Victory
#635
Ariadne
Cosmas & Ariadne
Girl
Greece
Greek
Phillis
Cosmas & Phillis
Girl
Greece
leaf
#644
Angelis
Cosmas & Angelis
Girl
Greece
angel
Sotiria
Cosmas & Sotiria
Girl
Greece
Savior, deliverance
#659
Loutricia
Cosmas & Loutricia
Girl
Greece
Derived from 'loutrós', meaning 'lake' or 'feminine water'.
#665
Theodora
Cosmas & Theodora
Girl
Greece
Gift of God
#665
Amethyst
Cosmas & Amethyst
Unisex
Greece
Greek
Ianthe
Cosmas & Ianthe
Girl
Greece
Violet flower.
#666
Demeteria
Cosmas & Demeteria
Girl
Greece
of Demeter, goddess of the harvest.
#670
Phylis
Cosmas & Phylis
Girl
Greece
foliage, green bough
#670
Phebie
Cosmas & Phebie
Girl
Greece
shining, bright
#671
Troas
Cosmas & Troas
Girl
Greece
From the region of Troy
#673
Basilisa
Cosmas & Basilisa
Girl
Greece
queen; empress; royal lady
#676
Euleta
Cosmas & Euleta
Girl
Greece
Greek
#676
Andea
Cosmas & Andea
Girl
Greece
brave, courageous
#679
Demetriana
Cosmas & Demetriana
Girl
Greece
Greek
Evangalene
Cosmas & Evangalene
Girl
Greece
Bringer of good news
Katharin
Cosmas & Katharin
Girl
Greece
Greek
#685
Ariatna
Cosmas & Ariatna
Girl
Greece
Greek
Avasophia
Cosmas & Avasophia
Girl
Greece
Sophia - wisdom
Marianthi
Cosmas & Marianthi
Girl
Greece
Greek
#691
Staphanie
Cosmas & Staphanie
Girl
Greece
Greek
#695
Ktherine
Cosmas & Ktherine
Girl
Greece
Pure
#697
Patrinia
Cosmas & Patrinia
Girl
Greece
little patron
#699
Nykeia
Cosmas & Nykeia
Girl
Greece
Greek
Gyna
Cosmas & Gyna
Girl
Greece
woman, female
#705
Alexaundra
Cosmas & Alexaundra
Girl
Greece
Greek
#708
Alecsandra
Cosmas & Alecsandra
Girl
Greece
Defender of the people
Denisia
Cosmas & Denisia
Girl
Greece
Greek
Etolia
Cosmas & Etolia
Girl
Greece
A beloved name with deep roots
#712
Efstathia
Cosmas & Efstathia
Girl
Greece
well-being
#714
Angelike
Cosmas & Angelike
Girl
Greece
messenger
Dorothie
Cosmas & Dorothie
Girl
Greece
Greek
#723
Verenis
Cosmas & Verenis
Girl
Greece
Greek
Elthea
Cosmas & Elthea
Girl
Greece
Healer
#736
Teresia
Cosmas & Teresia
Girl
Greece
Greek
#736
Therisa
Cosmas & Therisa
Girl
Greece
derived from 'Therese', meaning 'harvester' or 'to reap'
#739
Olia
Cosmas & Olia
Girl
Greece
olive; olive tree
#740
Lycia
Cosmas & Lycia
Girl
Greece
Greek
#745
Ilythia
Cosmas & Ilythia
Girl
Greece
Goddess of childbirth
Eluteria
Cosmas & Eluteria
Girl
Greece
freedom or liberty
#753
Patricha
Cosmas & Patricha
Girl
Greece
Derived from the name Patricia, meaning 'noble' or 'noblewoman'
#763
Lasia
Cosmas & Lasia
Girl
Greece
Greek
Ariadna
Cosmas & Ariadna
Girl
Greece
most holy
Vasilike
Cosmas & Vasilike
Girl
Greece
A feminine form of 'Vasilis', meaning 'royal' or 'kingly'.
#773
Roxanna
Cosmas & Roxanna
Girl
Greece
Persian
#774
Elpidia
Cosmas & Elpidia
Girl
Greece
Greek
#776
Danaiya
Cosmas & Danaiya
Girl
Greece
Greek
Nichola
Cosmas & Nichola
Girl
Greece
victory of the people
#778
Thecla
Cosmas & Thecla
Girl
Greece
glory of God
#785
Alexaundria
Cosmas & Alexaundria
Girl
Greece
Defender of mankind
#786
Dionisia
Cosmas & Dionisia
Girl
Greece
follower of Dionysus
#789
Melisa
Cosmas & Melisa
Girl
Greece
Honeybee
#789
Litsa
Cosmas & Litsa
Girl
Greece
light
#791
Doris
Cosmas & Doris
Girl
Greece
gift
#792
Vergina
Cosmas & Vergina
Girl
Greece
Greek
#793
Alectra
Cosmas & Alectra
Girl
Greece
Shining, bright
Alexas
Cosmas & Alexas
Girl
Greece
Greek
Lydea
Cosmas & Lydea
Girl
Greece
Delicate
Rethea
Cosmas & Rethea
Girl
Greece
a variant of 'Rhea', the mother of the gods, associated with fertility and the flow of life
#802
Demeter
Cosmas & Demeter
Unisex
Greece
Earth mother
Alithea
Cosmas & Alithea
Girl
Greece
Greek
#807
Eftihia
Cosmas & Eftihia
Girl
Greece
Ευτυχία
#807
Alekzandra
Cosmas & Alekzandra
Girl
Greece
defender of mankind
Berenice
Cosmas & Berenice
Girl
Greece
Greek
#835
Galathia
Cosmas & Galathia
Girl
Greece
Calm seas
#835
Mirtis
Cosmas & Mirtis
Girl
Greece
Greek
#843