Best Sibling Names for Cosmos

Names chosen to complement Cosmos — matching origin (Greek), era, and style.

200 options133 girl72 boy
These sibling names share Cosmos's Greek roots or similar popularity era, and start with a different letter to avoid alliteration.
Jason
Cosmos & Jason
Boy
Greek
Healer
#147
Daphne
Cosmos & Daphne
Girl
Greek
Laurel tree or bay tree
#241
Hector
Cosmos & Hector
Boy
Greek
holding fast
#384
Melissa
Cosmos & Melissa
Girl
Greek
Honeybee
#410
Penelope
Cosmos & Penelope
Girl
Greek
Weaver
#23
Gregory
Cosmos & Gregory
Boy
Greek
Vigilant, Watchful
#529
Endora
Cosmos & Endora
Girl
Greek
a name that is often associated with 'a light' or 'a burning one'.
#532
Margo
Cosmos & Margo
Girl
Greek
pearl
#543
Phillippa
Cosmos & Phillippa
Girl
Greek
lover of horses
#545
Theresann
Cosmos & Theresann
Girl
Greek
harvest
#545
Kristoph
Cosmos & Kristoph
Boy
Greek
bearer of Christ
#549
Kristos
Cosmos & Kristos
Boy
Greek
anointed, Christ
#556
Hariklia
Cosmos & Hariklia
Girl
Greek
Gift of the earth.
#570
Iris
Cosmos & Iris
Girl
Greek
rainbow
#78
Nickalos
Cosmos & Nickalos
Boy
Greek
victorious people
#589
Dorea
Cosmos & Dorea
Girl
Greek
Gift
#595
George
Cosmos & George
Boy
Greek
Farmer.
#136
Melinda
Cosmos & Melinda
Girl
Greek
honey, sweet
#648
Anathea
Cosmos & Anathea
Girl
Greek
gracious, merciful
#656
Atheana
Cosmos & Atheana
Girl
Greek
goddess of wisdom
#664
Fani
Cosmos & Fani
Girl
Greek
free; a short form of Stephanie; crown
#664
Anastasia
Cosmos & Anastasia
Girl
Greek
resurrection
#167
Timotheus
Cosmos & Timotheus
Boy
Greek
One who honors God
#674
Alexandre
Cosmos & Alexandre
Boy
Greek
Defender of men
#700
Teon
Cosmos & Teon
Boy
Greek
Teon (Θεόν) means 'god' or 'divine'.
#712
Medea
Cosmos & Medea
Girl
Greek
Cunning, wise
#718
Leondrus
Cosmos & Leondrus
Boy
Greek
Lion-like
#759
Alexs
Cosmos & Alexs
Boy
Greek
Defender of the people
#765
Melisia
Cosmos & Melisia
Girl
Greek
honey bee
#773
Atticus
Cosmos & Atticus
Boy
Greek
man of Attica
#284
Katessa
Cosmos & Katessa
Girl
Greek
pure or innocent
#784
Kassandr
Cosmos & Kassandr
Girl
Greek
Shining upon man; Prophetess
#785
Demetrie
Cosmos & Demetrie
Boy
Greek
Follower of Demeter, the goddess of harvest and agriculture
#809
Ondrea
Cosmos & Ondrea
Girl
Greek
manly
#843
Ariane
Cosmos & Ariane
Girl
Greek
Most holy
#847
Zander
Cosmos & Zander
Boy
Greek
Defender of the people
#355
Dianira
Cosmos & Dianira
Girl
Greek
Divine woman
#859
Demis
Cosmos & Demis
Boy
Greek
Half, Demigod
#864
Jasonn
Cosmos & Jasonn
Boy
Greek
healer
#871
Eurica
Cosmos & Eurica
Girl
Greek
Good fortune
#873
Arius
Cosmos & Arius
Boy
Greek
Derived from 'Arios', meaning 'the most holy'...; Associated with 'air', possibly linked to the divine.
#917
Thaddeaus
Cosmos & Thaddeaus
Boy
Greek
Courageous
#935
Nicolos
Cosmos & Nicolos
Boy
Greek
victorious people
#941
Demetricus
Cosmos & Demetricus
Boy
Greek
Follower of Demeter
#965
Anegla
Cosmos & Anegla
Girl
Greek
Messenger.; Variant of Angela.
#967
Leonidas
Cosmos & Leonidas
Boy
Greek
Lion-like
#475
Pheadra
Cosmos & Pheadra
Girl
Greek
Φαίδρα
#981
Demeta
Cosmos & Demeta
Girl
Greek
Earth mother
Ligeia
Cosmos & Ligeia
Girl
Greek
the one with the beautiful voice
Skylla
Cosmos & Skylla
Girl
Greek
The one who is dark; a sea monster
#505
Aleksandria
Cosmos & Aleksandria
Girl
Greek
defender of men
#510
Dyon
Cosmos & Dyon
Boy
Greek
Alternative spelling of Dion, meaning 'follower of Dionysus'
#514
Nicohlas
Cosmos & Nicohlas
Boy
Greek
Victory of the people
#515
Teadora
Cosmos & Teadora
Girl
Greek
God's Gift
#521
Theron
Cosmos & Theron
Boy
Greek
hunter; one who hunts
#524
Rhea
Cosmos & Rhea
Girl
Greek
Flowing
#526
Sophelia
Cosmos & Sophelia
Girl
Greek
Wisdom
Brisais
Cosmos & Brisais
Girl
Greek
an allusion to love or beauty
#532
Eudy
Cosmos & Eudy
Boy
Greek
Wealthy or prosperous.
#535
Margarite
Cosmos & Margarite
Girl
Greek
pearl
#535
Afrodita
Cosmos & Afrodita
Girl
Greek
goddess of love and beauty
#542
Thaddeous
Cosmos & Thaddeous
Boy
Greek
courageous heart; a heart
Arethea
Cosmos & Arethea
Girl
Greek
Virtuous or excellent
Rhode
Cosmos & Rhode
Girl
Greek
From the island of Rhodes
Theoni
Cosmos & Theoni
Girl
Greek
Divine, goddess-like
#570
Thalia
Cosmos & Thalia
Girl
Greek
to blossom
#573
Dion
Cosmos & Dion
Boy
Greek
Divine
Kassiana
Cosmos & Kassiana
Girl
Greek
pure
#576
Argyro
Cosmos & Argyro
Girl
Greek
silvery
Dorothea
Cosmos & Dorothea
Girl
Greek
gift of God
#583
Noema
Cosmos & Noema
Girl
Greek
Thought, idea
#584
Polixeni
Cosmos & Polixeni
Girl
Greek
many adornments or much wealth
Georgene
Cosmos & Georgene
Girl
Greek
farmer, earthworker
#592
Alxis
Cosmos & Alxis
Girl
Greek
protector
Lonia
Cosmos & Lonia
Girl
Greek
light; from the land of milk and honey
#606
Vandora
Cosmos & Vandora
Girl
Greek
brave man; strong
#608
Areta
Cosmos & Areta
Girl
Greek
Excellence
#614
Janautica
Cosmos & Janautica
Girl
Greek
Gift of divine knowledge
#619
Astreia
Cosmos & Astreia
Girl
Greek
Starry; Goddess of justice and equity
Kyriee
Cosmos & Kyriee
Boy
Greek
Greek
#622
Kathran
Cosmos & Kathran
Girl
Greek
καθαρίν
Yannie
Cosmos & Yannie
Girl
Greek
God is gracious
#631
Paraskeve
Cosmos & Paraskeve
Girl
Greek
preparation
Timaeus
Cosmos & Timaeus
Boy
Greek
honoring
#633
Greory
Cosmos & Greory
Boy
Greek
watchful
Theoria
Cosmos & Theoria
Girl
Greek
contemplation; speculation; theory
#646
Melina
Cosmos & Melina
Girl
Greek
honey
#656
Thadis
Cosmos & Thadis
Boy
Greek
to possess valor or strength
#657
Dafnee
Cosmos & Dafnee
Girl
Greek
Laurel tree; victory
#660
Melainie
Cosmos & Melainie
Girl
Greek
dark, black, or dark-colored
Andrena
Cosmos & Andrena
Girl
Greek
Manly, brave
Gregori
Cosmos & Gregori
Boy
Greek
vigilant, watchful
Zenas
Cosmos & Zenas
Boy
Greek
The gift of Zeus
#698
Eria
Cosmos & Eria
Girl
Greek
the best
#703
Sebastean
Cosmos & Sebastean
Boy
Greek
venerable
#703
Eufrasia
Cosmos & Eufrasia
Girl
Greek
joy, happiness
#710
Damitra
Cosmos & Damitra
Girl
Greek
Earth mother
Hermene
Cosmos & Hermene
Girl
Greek
interpreter, speaker
#725
Parthina
Cosmos & Parthina
Girl
Greek
of or from Parthia - Παρθία
#729
Dionysius
Cosmos & Dionysius
Boy
Greek
of Dionysus
Evangel
Cosmos & Evangel
Boy
Greek
bringer of good news
#746
Areonia
Cosmos & Areonia
Girl
Greek
flowing
#747
Doro
Cosmos & Doro
Boy
Greek
Gift; Golden; Pathway; Road
#757
Oseph
Cosmos & Oseph
Boy
Greek
he will add
Philant
Cosmos & Philant
Boy
Greek
Compassionate
#758
Myrene
Cosmos & Myrene
Girl
Greek
myrrh
#760
Allexandria
Cosmos & Allexandria
Girl
Greek
defender of men
#763
Thomias
Cosmos & Thomias
Boy
Greek
twin
#763
Zoye
Cosmos & Zoye
Girl
Greek
life
#765
Appolonia
Cosmos & Appolonia
Girl
Greek
Of Apollo
#766
Armintha
Cosmos & Armintha
Girl
Greek
Unique, full of grace
#775
Katarena
Cosmos & Katarena
Girl
Greek
pure; beloved
#778
Phyliss
Cosmos & Phyliss
Girl
Greek
A name from the Greek word 'phullon', meaning 'leaf'.
#786
Zareia
Cosmos & Zareia
Girl
Greek
blossom
#786
Doras
Cosmos & Doras
Girl
Greek
Greek
#788
Louca
Cosmos & Louca
Boy
Greek
bringer of light; variant of Luca, meaning light
#790
Demtrius
Cosmos & Demtrius
Boy
Greek
derived from 'Demeter', the goddess of agriculture, means 'follower of Demeter'.
Theophilia
Cosmos & Theophilia
Girl
Greek
Lover of God
#804
Alyias
Cosmos & Alyias
Boy
Greek
defender of mankind
#808
Ortha
Cosmos & Ortha
Girl
Greek
correct or straight
#813
Method
Cosmos & Method
Boy
Greek
a way, a procedure
#819
Odos
Cosmos & Odos
Boy
Greek
Path or way
#823
Tassia
Cosmos & Tassia
Girl
Greek
Fourth.
Panthea
Cosmos & Panthea
Girl
Greek
all gods
Alexendria
Cosmos & Alexendria
Girl
Greek
Defender of mankind
Iliana
Cosmos & Iliana
Girl
Greek
Bright, shining
#828
Alexies
Cosmos & Alexies
Girl
Greek
Defender or helper
#831
Ether
Cosmos & Ether
Girl
Greek
upper air, pure, fresh air.
#840
Eireen
Cosmos & Eireen
Girl
Greek
peace
#843
Erinne
Cosmos & Erinne
Girl
Greek
Peace
Artemis
Cosmos & Artemis
Unisex
Greek
Of Greek origin, derived from 'Artemis,' the goddess of the hunt and wilderness.
#853
Seidon
Cosmos & Seidon
Boy
Greek
Associated with the sea; Often interpreted as a strong and commanding name
#862
Kassandre
Cosmos & Kassandre
Girl
Greek
shining upon man
Ilitia
Cosmos & Ilitia
Girl
Greek
to be free
#865
Elina
Cosmos & Elina
Girl
Greek
torch, light
#873
Dalas
Cosmos & Dalas
Unisex
Greek
noble
#884
Thermon
Cosmos & Thermon
Boy
Greek
heat; warm
#888
Nomia
Cosmos & Nomia
Girl
Greek
to distribute or assign.
#890
Melantha
Cosmos & Melantha
Girl
Greek
dark flower
Minea
Cosmos & Minea
Girl
Greek
A variation of the name Minerva, which means 'the mind' or 'intellect'.
#900
Rea
Cosmos & Rea
Girl
Greek
flow
#900
Desmona
Cosmos & Desmona
Girl
Greek
A version of 'destruction'
Mirina
Cosmos & Mirina
Girl
Greek
of the sea
#905
Alexine
Cosmos & Alexine
Girl
Greek
defender of mankind
#906
Eugene
Cosmos & Eugene
Boy
Greek
well-born, noble
#918
Letha
Cosmos & Letha
Girl
Greek
Oblivion
#921
Nickohlas
Cosmos & Nickohlas
Boy
Greek
victory of the people
#921
Alexanndra
Cosmos & Alexanndra
Girl
Greek
defender of mankind
#923
Phaidra
Cosmos & Phaidra
Girl
Greek
Bright, Shining
Izavella
Cosmos & Izavella
Girl
Greek
Derived from ‘Isabel’, meaning 'God is my oath'
#932
Stepahanie
Cosmos & Stepahanie
Girl
Greek
crown; garland
Theopolis
Cosmos & Theopolis
Boy
Greek
Friend of God
Angelous
Cosmos & Angelous
Boy
Greek
Derived from the word 'angelos,' meaning 'messenger' or 'angel'.
#955
Myrth
Cosmos & Myrth
Girl
Greek
Myrrh; also refers to a tree resin used in ancient rituals.
#959
Oramae
Cosmos & Oramae
Girl
Greek
dream, vision
#965
Anassa
Cosmos & Anassa
Girl
Greek
queen, noble lady
#967
Dorie
Cosmos & Dorie
Girl
Greek
gift; means 'gift', a diminutive of the name Dorothea
Demetras
Cosmos & Demetras
Girl
Greek
follower of Demeter
Kallin
Cosmos & Kallin
Boy
Greek
Derived from 'Cailín', meaning 'girl' or 'lass' in Irish.
#976
Aetna
Cosmos & Aetna
Girl
Greek
fire; Etnas - strife
#977
Ores
Cosmos & Ores
Boy
Greek
mountain
#990
Algia
Cosmos & Algia
Unisex
Greek
pain, suffering
#993
Therasa
Cosmos & Therasa
Girl
Greek
Harvester; summer
Agness
Cosmos & Agness
Girl
Greek
hagnē), meaning 'pure'; agnus, meaning 'lamb'
Sophrona
Cosmos & Sophrona
Girl
Greek
wise; of sound mind
Dafne
Cosmos & Dafne
Girl
Greek
Laurel tree
Sybilla
Cosmos & Sybilla
Girl
Greek
Prophetess
Myron
Cosmos & Myron
Boy
Greek
Myrrh
Sapheria
Cosmos & Sapheria
Girl
Greek
wisdom
Lotis
Cosmos & Lotis
Unisex
Greek
a flower
Demeterius
Cosmos & Demeterius
Boy
Greek
follower of Demeter
Lenia
Cosmos & Lenia
Girl
Greek
Lioness
Andarius
Cosmos & Andarius
Boy
Greek
Manly; brave
Echo
Cosmos & Echo
Girl
Greek
the sound of a voice that is reflected
Berenis
Cosmos & Berenis
Girl
Greek
Bringer of victory
Lonas
Cosmos & Lonas
Boy
Greek
A form of the name Alona, meaning 'oak tree'
Agnes
Cosmos & Agnes
Girl
Greek
Pure, Holy
Aliki
Cosmos & Aliki
Girl
Greek
Truth
Theckla
Cosmos & Theckla
Girl
Greek
Theckla is believed to derive from 'Thekla', meaning 'glory of God'.
Lynus
Cosmos & Lynus
Boy
Greek
Flax, a type of plant
Eula
Cosmos & Eula
Girl
Greek
well spoken
Melani
Cosmos & Melani
Girl
Greek
Black, dark
Echoe
Cosmos & Echoe
Girl
Greek
Echo; a sound that is reflected.
Alsexander
Cosmos & Alsexander
Boy
Greek
Defender of men
Demos
Cosmos & Demos
Boy
Greek
The common people; derived from the term for 'people' in Greek.
Herma
Cosmos & Herma
Girl
Greek
Of Hermes; a variant of the name derived from Hermas.
Tychicus
Cosmos & Tychicus
Boy
Greek
Fortuitous, lucky
Dolphis
Cosmos & Dolphis
Boy
Greek
One who loves.
Yiorgos
Cosmos & Yiorgos
Boy
Greek
Yiorgos is derived from George, meaning 'farmer' or 'earthworker'.
Damion
Cosmos & Damion
Boy
Greek
to tame
Xandar
Cosmos & Xandar
Boy
Greek
defender of the people
Philomenia
Cosmos & Philomenia
Girl
Greek
friend of strength
Anissia
Cosmos & Anissia
Girl
Greek
A form of the name Agnes, meaning 'pure' or 'holy'.
Zenoba
Cosmos & Zenoba
Girl
Greek
The life of Zeus
Therion
Cosmos & Therion
Boy
Greek
Wild beast
Alexadra
Cosmos & Alexadra
Girl
Greek
Defender of mankind
Daffne
Cosmos & Daffne
Girl
Greek
laurel tree
Lanis
Cosmos & Lanis
Unisex
Greek
flute, musical instrument
Kyrstin
Cosmos & Kyrstin
Girl
Greek
follower of Christ
Thalassa
Cosmos & Thalassa
Girl
Greek
The sea