Best Sibling Names for Kastor

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

200 options200 girl7 boy
These sibling names share Kastor's Greece roots or similar popularity era, and start with a different letter to avoid alliteration.
Sophia
Kastor & Sophia
Girl
Greece
wisdom
#5
Sofia
Kastor & Sofia
Girl
Greece
Form of SOPHIA.
#12
Chloe
Kastor & Chloe
Girl
Greece
blooming
#26
Athena
Kastor & Athena
Girl
Greece
Goddess of wisdom and warfare
#76
Phoenix
Kastor & Phoenix
Unisex
Greece
From the name of a beautiful immortal bird which appears in Egyptian and Greek mythology.
#269
Thea
Kastor & Thea
Girl
Greece
In Greek, Thea (Θεά) means 'goddess' or 'divine.'
#321
Demi
Kastor & Demi
Girl
Greece
Short form of DEMETRIA.
#394
Alexis
Kastor & Alexis
Unisex
Greece
From the Greek name Αλεξις (Alexis), which meant "helper" or "defender", derived from Greek αλεξω (alexo) "to defend, to help". This was the name of a 3rd-century BC Greek comic poet, and also of several saints.
#448
Maia
Kastor & Maia
Girl
Greece
mother, nurse
#459
Lyra
Kastor & Lyra
Girl
Greece
lyre, a stringed musical instrument
#482
Sophiamaria
Kastor & Sophiamaria
Girl
Greece
wisdom; of the sea
#502
Ilaina
Kastor & Ilaina
Girl
Greece
shining light
#525
Alexius
Kastor & Alexius
Girl
Greece
Latinized form of the Greek name Αλεξιος (Alexios), a derivative of Αλεξις (see ALEXIS). This was the name of five Byzantine emperors.
#535
Amarantha
Kastor & Amarantha
Girl
Greece
unfading
#537
Synaia
Kastor & Synaia
Girl
Greece
from Sinai
#549
Persephony
Kastor & Persephony
Girl
Greece
bringer of destruction
#571
Theo
Kastor & Theo
Unisex
Greece
Divine gift
#78
Sasia
Kastor & Sasia
Girl
Greece
the gift of the goddess
#585
Nautia
Kastor & Nautia
Girl
Greece
of the sea
#594
Lydia
Kastor & Lydia
Girl
Greece
from Lydia
#95
Evangelena
Kastor & Evangelena
Girl
Greece
Bearer of good news
#617
Aglaé
Kastor & Aglaé
Girl
Greece
brightness, splendor
#624
Melanie
Kastor & Melanie
Girl
Greece
Dark-skinned or black.
#130
Aleithia
Kastor & Aleithia
Girl
Greece
Truth
#636
Nesia
Kastor & Nesia
Girl
Greece
Derived from 'nesos' meaning 'island' or a diminutive of 'Nesia,' often related to goddess names.
#637
Ilithya
Kastor & Ilithya
Girl
Greece
Dream; vision
#648
Sopia
Kastor & Sopia
Girl
Greece
wisdom
#653
Perseis
Kastor & Perseis
Girl
Greece
To sprinkle
#654
Teliea
Kastor & Teliea
Girl
Greece
delicate, gentle
#654
Alexandrah
Kastor & Alexandrah
Girl
Greece
Defender of man
#661
Ele
Kastor & Ele
Girl
Greece
light, torch
#669
Persaeus
Kastor & Persaeus
Girl
Greece
persuader
#686
Elenis
Kastor & Elenis
Girl
Greece
a variation of Helen, meaning 'light' or 'shining light'
#690
Phoebe
Kastor & Phoebe
Girl
Greece
radiant, shining
#190
Alexia
Kastor & Alexia
Girl
Greece
Defender, protector, helper
#696
Alexandra
Kastor & Alexandra
Girl
Greece
defender of mankind
#204
Illythia
Kastor & Illythia
Girl
Greece
midwife, healer
#706
Ismene
Kastor & Ismene
Girl
Greece
knowledgeable
#711
Tyche
Kastor & Tyche
Girl
Greece
luck; fortune; chance
#718
Alexea
Kastor & Alexea
Girl
Greece
defender of mankind
#721
Xairexis
Kastor & Xairexis
Girl
Greece
to rejoice, to be cheerful
#726
Akadia
Kastor & Akadia
Girl
Greece
from Arcadia, which describes a region of peace and harmony
#735
Persephone
Kastor & Persephone
Girl
Greece
Bringer of destruction; the one who brings about change.
#749
Axia
Kastor & Axia
Girl
Greece
worthy
#750
Antanasia
Kastor & Antanasia
Girl
Greece
resurrection,
#764
Lyris
Kastor & Lyris
Girl
Greece
lyre; harmony
#770
Alezandra
Kastor & Alezandra
Girl
Greece
defender of mankind; variant of the name Alexandra
#774
Aries
Kastor & Aries
Unisex
Greece
Referring to the astrological sign of the Ram.
#785
Joanna
Kastor & Joanna
Girl
Greece
English and Polish form of Latin Iohanna, which was derived from Greek Ιωαννα (Ioanna), the feminine form of Ioannes (see JOHN).
#339
Nikera
Kastor & Nikera
Girl
Greece
Victory
#843
Tíea
Kastor & Tíea
Girl
Greece
of the earth
#867
Demetriona
Kastor & Demetriona
Girl
Greece
Follower of Demeter, the goddess of harvest.
#875
Ecclesia
Kastor & Ecclesia
Girl
Greece
assembly
#883
Helen
Kastor & Helen
Girl
Greece
light, torch
#395
Yeleini
Kastor & Yeleini
Girl
Greece
Light, bright
#896
Alexandria
Kastor & Alexandria
Girl
Greece
defender of mankind
#403
Liddia
Kastor & Liddia
Girl
Greece
a form of Lydia, meaning 'from Lydia'; derived from Lydia, associated with beauty and nobility
#904
Sidona
Kastor & Sidona
Girl
Greece
From Sidon, an ancient Phoenician city.
#908
Aleksia
Kastor & Aleksia
Girl
Greece
Defender of mankind
#944
Valasia
Kastor & Valasia
Girl
Greece
strong, healthy; powerful
#944
Galatea
Kastor & Galatea
Girl
Greece
She who is milk-white
#951
Helena
Kastor & Helena
Girl
Greece
torch
#457
Vasia
Kastor & Vasia
Girl
Greece
Royal, kingly.
#988
Eretira
Kastor & Eretira
Girl
Greece
a woman from Eritrea
#991
Margaretta
Kastor & Margaretta
Girl
Greece
pearl
#501
Phronie
Kastor & Phronie
Girl
Greece
mind or intellect
#507
Barbaraa
Kastor & Barbaraa
Girl
Greece
strange, foreign
#508
Thamia
Kastor & Thamia
Girl
Greece
one who is to be valued or valued one
Castoria
Kastor & Castoria
Girl
Greece
One who is from Casterley; could also mean 'pure'
#512
Thema
Kastor & Thema
Girl
Greece
theme or subject matter
#514
Evagene
Kastor & Evagene
Girl
Greece
Well-born, noble.
#515
Lakyria
Kastor & Lakyria
Girl
Greece
the one who is pure and sacred
Anastajia
Kastor & Anastajia
Girl
Greece
resurrection
Efthymia
Kastor & Efthymia
Girl
Greece
Modern Greek form of EUTHYMIA.
Arimentha
Kastor & Arimentha
Girl
Greece
swift
#519
Angeleia
Kastor & Angeleia
Girl
Greece
angel or messenger
#521
Crysania
Kastor & Crysania
Girl
Greece
Golden or precious
#524
Euzelia
Kastor & Euzelia
Girl
Greece
well-born, noble
#524
Cyria
Kastor & Cyria
Girl
Greece
Κυρία
#526
Zeneida
Kastor & Zeneida
Girl
Greece
The life of Zeus; Zephyr
#526
Rhodena
Kastor & Rhodena
Girl
Greece
rose; a flower name.
#527
Dimia
Kastor & Dimia
Girl
Greece
A form of the name Demetria, meaning 'follower of Demeter'
Dianthe
Kastor & Dianthe
Girl
Greece
divine flower
#541
Aggeliki
Kastor & Aggeliki
Girl
Greece
Messenger; angelic
#542
Theone
Kastor & Theone
Girl
Greece
Meaning 'goddess' or 'divine.' Often associated with the goddess Theia, the Greek goddess of sight.
#545
Ageliki
Kastor & Ageliki
Girl
Greece
angel
#550
Nota
Kastor & Nota
Girl
Greece
a musical note
#552
Daphene
Kastor & Daphene
Girl
Greece
laurel tree, symbol of victory
#554
Charika
Kastor & Charika
Girl
Greece
A joy or delight, often signifying happiness or cheerfulness.
#559
Dorothe
Kastor & Dorothe
Girl
Greece
Gift of God; Theophora
#563
Aryadne
Kastor & Aryadne
Girl
Greece
most holy
Dorelia
Kastor & Dorelia
Girl
Greece
a form of the name 'Doris', meaning 'of the sea'
#566
Patra
Kastor & Patra
Girl
Greece
of illustrious lineage
#566
Myrra
Kastor & Myrra
Girl
Greece
myrrh
Olethia
Kastor & Olethia
Girl
Greece
derived from the Greek word 'ἀλήθεια' meaning 'truth'.
#569
Lygia
Kastor & Lygia
Girl
Greece
a lyre or musical instrument; from the word 'lygus', a reference to a type of locust
#575
Alanta
Kastor & Alanta
Girl
Greece
fast-moving, swift
Jocasta
Kastor & Jocasta
Girl
Greece
Latinized form of Greek Ιοκαστη (Iokaste), which is of unknown meaning. In Greek mythology she was the mother Oedipus by the Theban king Laius. In a case of tragic mistaken identity, she married her own son.
#581
Melitta
Kastor & Melitta
Girl
Greece
Honeybee
#583
Andrenika
Kastor & Andrenika
Girl
Greece
brave, strong
#584
Clida
Kastor & Clida
Girl
Greece
Pride
#585
Iolia
Kastor & Iolia
Girl
Greece
Violet, a flower; also can refer to dawn or daybreak.
#588
Jeorgina
Kastor & Jeorgina
Girl
Greece
earthworker; farmer
#589
Delia
Kastor & Delia
Girl
Greece
from Delos
#590
Danayia
Kastor & Danayia
Girl
Greece
A derivative of the name Danae, meaning 'abundant' or 'mother of Perseus'.
Melica
Kastor & Melica
Girl
Greece
honey
#591
Demetrias
Kastor & Demetrias
Unisex
Greece
Of Demeter; belonging to the earth.
#592
Asiane
Kastor & Asiane
Girl
Greece
from Asia
Corene
Kastor & Corene
Girl
Greece
maiden, girl
#598
Phyllis
Kastor & Phyllis
Girl
Greece
Leafy; green bough.
#600
Anatolia
Kastor & Anatolia
Girl
Greece
the land where the sun rises
Hodalis
Kastor & Hodalis
Girl
Greece
Brightness or Shining
Mariamne
Kastor & Mariamne
Girl
Greece
From Μαριαμη (Mariame), the form of MARIA used by the historian Josephus when referring to the wife of King Herod.
Dorian
Kastor & Dorian
Unisex
Greece
The name was first used by Oscar Wilde in his novel 'The Picture of Dorian Gray' (1891), which tells the story of a man whose portrait ages while he stays young.
#608
Theressa
Kastor & Theressa
Girl
Greece
harvester; to reap; to gather
#611
Loanna
Kastor & Loanna
Girl
Greece
God is gracious
#612
Eureka
Kastor & Eureka
Girl
Greece
I have found it
#616
Clio
Kastor & Clio
Girl
Greece
glory
#619
Thomara
Kastor & Thomara
Girl
Greece
Greek
Christobel
Kastor & Christobel
Girl
Greece
Meaning 'Christ's beauty'.
#630
Hesta
Kastor & Hesta
Girl
Greece
Star; Favorable
#630
Nicanora
Kastor & Nicanora
Girl
Greece
Victory
#635
Ariadne
Kastor & Ariadne
Girl
Greece
Means "most holy", composed of the Cretan Greek elements αρι (ari) "most" and αδνος (adnos) "holy". In Greek mythology, Ariadne was the daughter of King Minos.
Cassandra
Kastor & Cassandra
Girl
Greece
From the Greek name Κασσανδρα (Kassandra), derived from possibly κεκασμαι (kekasmai) "to excel, to shine" and ανηρ (aner) "man" (genitive ανδρος).
#639
Phillis
Kastor & Phillis
Girl
Greece
Variant of PHYLLIS.
#644
Alexandreia
Kastor & Alexandreia
Girl
Greece
defender of mankind
#650
Erini
Kastor & Erini
Girl
Greece
Peace
#651
Angelis
Kastor & Angelis
Girl
Greece
angel
Sotiria
Kastor & Sotiria
Girl
Greece
Savior, deliverance
#659
Coryna
Kastor & Coryna
Girl
Greece
a girl, a maiden
#660
Loutricia
Kastor & Loutricia
Girl
Greece
Derived from 'loutrós', meaning 'lake' or 'feminine water'.
#665
Theodora
Kastor & Theodora
Girl
Greece
Gift of God
#665
Amethyst
Kastor & Amethyst
Girl
Greece
From the name of the purple semi-precious stone, which is derived from the Greek negative prefix α (a) and μεθυστος (methystos) meaning "intoxicated, drunk", as it was believed to be a remedy against drunkenness.
Ianthe
Kastor & Ianthe
Girl
Greece
Violet flower.
#666
Demeteria
Kastor & Demeteria
Girl
Greece
of Demeter, goddess of the harvest.
#670
Phylis
Kastor & Phylis
Girl
Greece
foliage, green bough
#670
Phebie
Kastor & Phebie
Girl
Greece
shining, bright
#671
Troas
Kastor & Troas
Girl
Greece
From the region of Troy
#673
Basilisa
Kastor & Basilisa
Girl
Greece
queen; empress; royal lady
#676
Euleta
Kastor & Euleta
Girl
Greece
Derived from 'Eulalia', meaning sweet speaking or well-spoken
#676
Andea
Kastor & Andea
Girl
Greece
brave, courageous
#679
Demetriana
Kastor & Demetriana
Girl
Greece
follower of Demeter
Evangalene
Kastor & Evangalene
Girl
Greece
Bringer of good news
Chloi
Kastor & Chloi
Girl
Greece
green shoot, budding
Ariatna
Kastor & Ariatna
Girl
Greece
Most holy; Exalted, sublime
Avasophia
Kastor & Avasophia
Girl
Greece
Sophia - wisdom
Marianthi
Kastor & Marianthi
Girl
Greece
A combination of Mary and flower.
#691
Staphanie
Kastor & Staphanie
Girl
Greece
crown or garland
#695
Patrinia
Kastor & Patrinia
Girl
Greece
little patron
#699
Gyna
Kastor & Gyna
Girl
Greece
woman, female
#705
Alexaundra
Kastor & Alexaundra
Girl
Greece
defender of men
#708
Alecsandra
Kastor & Alecsandra
Girl
Greece
Defender of the people
Etolia
Kastor & Etolia
Girl
Greece
A beloved name with deep roots
#712
Efstathia
Kastor & Efstathia
Girl
Greece
well-being
#714
Angelike
Kastor & Angelike
Girl
Greece
messenger
Dorothie
Kastor & Dorothie
Girl
Greece
Gift of God; Derived from the name Dorothy.
#723
Elthea
Kastor & Elthea
Girl
Greece
Healer
#736
Teresia
Kastor & Teresia
Girl
Greece
Swedish variant of THERESA.
#736
Therisa
Kastor & Therisa
Girl
Greece
derived from 'Therese', meaning 'harvester' or 'to reap'
#739
Olia
Kastor & Olia
Girl
Greece
olive; olive tree
#740
Lycia
Kastor & Lycia
Girl
Greece
from Lycia; light or illumination
#745
Ilythia
Kastor & Ilythia
Girl
Greece
Goddess of childbirth
Eluteria
Kastor & Eluteria
Girl
Greece
freedom or liberty
#753
Patricha
Kastor & Patricha
Girl
Greece
Derived from the name Patricia, meaning 'noble' or 'noblewoman'
#763
Allexandra
Kastor & Allexandra
Girl
Greece
defender of mankind
#766
Lasia
Kastor & Lasia
Girl
Greece
the one who is saved or delivered.
Ariadna
Kastor & Ariadna
Girl
Greece
most holy
Vasilike
Kastor & Vasilike
Girl
Greece
A feminine form of 'Vasilis', meaning 'royal' or 'kingly'.
#773
Roxanna
Kastor & Roxanna
Girl
Greece
Variant of ROXANA.
#774
Elpidia
Kastor & Elpidia
Girl
Greece
Greek
#776
Danaiya
Kastor & Danaiya
Girl
Greece
From Danaan; a derivative of the Greeks
Corrinna
Kastor & Corrinna
Girl
Greece
maiden; virgin
#778
Nichola
Kastor & Nichola
Girl
Greece
victory of the people
#778
Thecla
Kastor & Thecla
Girl
Greece
glory of God
#785
Alexaundria
Kastor & Alexaundria
Girl
Greece
Defender of mankind
#786
Dionisia
Kastor & Dionisia
Girl
Greece
follower of Dionysus
#789
Melisa
Kastor & Melisa
Girl
Greece
Honeybee
#789
Litsa
Kastor & Litsa
Girl
Greece
light
#791
Doris
Kastor & Doris
Girl
Greece
From the ancient Greek name Δωρις (Doris) which meant "Dorian woman". The Dorians were a Greek tribe who occupied the Peloponnese starting in the 12th century BC.
#792
Vergina
Kastor & Vergina
Girl
Greece
The name means 'virgin', often associated with purity
#793
Alectra
Kastor & Alectra
Girl
Greece
Shining, bright
Lydea
Kastor & Lydea
Girl
Greece
Delicate
Rethea
Kastor & Rethea
Girl
Greece
a variant of 'Rhea', the mother of the gods, associated with fertility and the flow of life
#802
Demeter
Kastor & Demeter
Unisex
Greece
Earth mother
Alithea
Kastor & Alithea
Girl
Greece
truth
#807
Eftihia
Kastor & Eftihia
Girl
Greece
Ευτυχία
#807
Berenice
Kastor & Berenice
Girl
Greece
Latinized form of Βερενικη (Berenike), the Macedonian form of the Greek name Φερενικη (Pherenike), which meant "bringing victory" from φερω (phero) "to bring" and νικη (nike) "victory".
#835
Galathia
Kastor & Galathia
Girl
Greece
Calm seas
#835
Mirtis
Kastor & Mirtis
Girl
Greece
A name derived from a term meaning 'myrtle', a symbol of love and beauty.
#843
Nykiria
Kastor & Nykiria
Girl
Greece
Victory, conquest
Appollonia
Kastor & Appollonia
Girl
Greece
of Apollo
#862
Hellene
Kastor & Hellene
Girl
Greece
Bright, shining light
#869
Cynthia
Kastor & Cynthia
Girl
Greece
moon goddess
#871
Elliena
Kastor & Elliena
Girl
Greece
Light, shining light
Theria
Kastor & Theria
Girl
Greece
Hunter; beast
#872
Thressia
Kastor & Thressia
Girl
Greece
harvest or summer
#875
Barbara
Kastor & Barbara
Girl
Greece
Foreign; strange
#876
Myrtus
Kastor & Myrtus
Girl
Greece
Derived from the myrtle plant, symbolizing love and beauty.
#878
sofie
Kastor & sofie
Girl
Greece
Form of SOPHIE.
Thedora
Kastor & Thedora
Girl
Greece
Gift of God
#883