Best Sibling Names for Costas

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

200 options101 girl108 boy
These sibling names share Costas's Greece roots or similar popularity era, and start with a different letter to avoid alliteration.
Damian
Costas & Damian
Boy
Greece
From the Greek name Δαμιανος (Damianos) which was derived from Greek δαμαζω (damazo) "to tame". Saint Damian was martyred with his twin brother Cosmo in Syria early in the 4th century.
#108
Melanie
Costas & Melanie
Girl
Greece
Dark-skinned or black.
#130
Timothy
Costas & Timothy
Boy
Greece
From 'Timotheos', meaning 'honoring God' or 'in the honor of God'.
#211
Damien
Costas & Damien
Boy
Greece
To tame
#330
Joanna
Costas & 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
Stephen
Costas & Stephen
Boy
Greece
Crown or Garland
#363
Damon
Costas & Damon
Boy
Greece
One who tames, subdues
#425
Theoplis
Costas & Theoplis
Boy
Greece
meaning 'friend of God'.
#502
Sophia
Costas & Sophia
Girl
Greece
wisdom
#5
Theodore
Costas & Theodore
Boy
Greece
Theodōros (Θεόδωρος), meaning 'gift of God'.
#7
Barbaraa
Costas & Barbaraa
Girl
Greece
strange, foreign
#508
Thomos
Costas & Thomos
Boy
Greece
twin
#510
Sofia
Costas & Sofia
Girl
Greece
Form of SOPHIA.
#12
Speros
Costas & Speros
Boy
Greece
spirit
#516
Daimeon
Costas & Daimeon
Boy
Greece
To tame or subdue.
#519
Alexander
Costas & Alexander
Boy
Greece
defender of the people
#22
Manolis
Costas & Manolis
Boy
Greece
a form of Emmanuel, meaning God is with us
#524
Zeneida
Costas & Zeneida
Girl
Greece
The life of Zeus; Zephyr
#526
Rhodena
Costas & Rhodena
Girl
Greece
rose; a flower name.
#527
Savalas
Costas & Savalas
Boy
Greece
the savior
#530
Luke
Costas & Luke
Boy
Greece
English form of the Greek name Λουκας (Loukas) which meant "from Lucania", Lucania being a region in southern Italy (of uncertain meaning). Luke was a doctor who travelled in the company of the apostle Paul.
#31
Jonas
Costas & Jonas
Boy
Greece
Dove.; To be a dove or pigeon.
#534
Theus
Costas & Theus
Boy
Greece
God of the heavens, divine
#534
Elias
Costas & Elias
Boy
Greece
Cognate of ELIJAH. This is the form used in the Greek New Testament.
#36
Dianthe
Costas & Dianthe
Girl
Greece
divine flower
#541
Thomas
Costas & Thomas
Boy
Greece
Greek form of the Aramaic name תָּאוֹמָא (Ta'oma') which meant "twin". In the New Testament this is the name of an apostle.
#41
Aggeliki
Costas & Aggeliki
Girl
Greece
Messenger; angelic
#542
Ageliki
Costas & Ageliki
Girl
Greece
angel
#550
Nectarios
Costas & Nectarios
Boy
Greece
Of nectar; relating to the gods.
#551
Andrew
Costas & Andrew
Boy
Greece
English form of the Greek name Ανδρεας (Andreas), which was derived from ανδρειος (andreios) "manly, masculine", a derivative of ανηρ (aner) "man".
#65
Dorelia
Costas & Dorelia
Girl
Greece
a form of the name 'Doris', meaning 'of the sea'
#566
Patra
Costas & Patra
Girl
Greece
of illustrious lineage
#566
Lygia
Costas & Lygia
Girl
Greece
a lyre or musical instrument; from the word 'lygus', a reference to a type of locust
#575
Athena
Costas & Athena
Girl
Greece
Goddess of wisdom and warfare
#76
Theo
Costas & Theo
Unisex
Greece
Divine gift
#78
Andropolis
Costas & Andropolis
Boy
Greece
Man city
#579
Jocasta
Costas & 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
Nichalaus
Costas & Nichalaus
Boy
Greece
victory of the people
#581
Stphen
Costas & Stphen
Boy
Greece
crown, wreath
#582
Melitta
Costas & Melitta
Girl
Greece
Honeybee
#583
Melica
Costas & Melica
Girl
Greece
honey
#591
Demetrias
Costas & Demetrias
Unisex
Greece
Of Demeter; belonging to the earth.
#592
Lydia
Costas & Lydia
Girl
Greece
from Lydia
#95
Paulos
Costas & Paulos
Boy
Greece
Small
#604
Dorian
Costas & 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
Nicholas
Costas & Nicholas
Boy
Greece
victory of the people
#109
Stamatios
Costas & Stamatios
Boy
Greece
immortal
#615
Eureka
Costas & Eureka
Girl
Greece
I have found it
#616
Phillip
Costas & Phillip
Boy
Greece
Variant of PHILIP, inspired by the usual spelling of the surname.
#620
Katyna
Costas & Katyna
Girl
Greece
pure; a variation of Katherine, meaning 'pure'.
#621
Gregorios
Costas & Gregorios
Boy
Greece
Watchful
#630
Nichlous
Costas & Nichlous
Boy
Greece
victory of the people
#635
Stepehn
Costas & Stepehn
Boy
Greece
crown, wreath
#641
Phillis
Costas & Phillis
Girl
Greece
Variant of PHYLLIS.
#644
Leon
Costas & Leon
Boy
Greece
Meaning 'lion'
#148
Demetre
Costas & Demetre
Boy
Greece
Follower of Demeter; one who belongs to the earth
#650
Nichlos
Costas & Nichlos
Boy
Greece
Victory of the people.
#654
Sotiria
Costas & Sotiria
Girl
Greece
Savior, deliverance
#659
Nikitas
Costas & Nikitas
Boy
Greece
Victorious.
#663
Loutricia
Costas & Loutricia
Girl
Greece
Derived from 'loutrós', meaning 'lake' or 'feminine water'.
#665
Demeteria
Costas & Demeteria
Girl
Greece
of Demeter, goddess of the harvest.
#670
Nickolas
Costas & Nickolas
Boy
Greece
victory of the people
#673
Troas
Costas & Troas
Girl
Greece
From the region of Troy
#673
Theofilos
Costas & Theofilos
Boy
Greece
Lover of God
#673
Fotios
Costas & Fotios
Boy
Greece
light
#674
Lambros
Costas & Lambros
Boy
Greece
bringer of light
#675
Fotis
Costas & Fotis
Boy
Greece
Light; shining
#678
Andea
Costas & Andea
Girl
Greece
brave, courageous
#679
Phoebe
Costas & Phoebe
Girl
Greece
radiant, shining
#190
Marianthi
Costas & Marianthi
Girl
Greece
A combination of Mary and flower.
#691
Alexand
Costas & Alexand
Boy
Greece
defender of mankind
#692
Staphanie
Costas & Staphanie
Girl
Greece
crown or garland
#695
Ktherine
Costas & Ktherine
Girl
Greece
Pure
#697
Patrinia
Costas & Patrinia
Girl
Greece
little patron
#699
Haralabos
Costas & Haralabos
Boy
Greece
to be a protector of the city
#700
Alex
Costas & Alex
Boy
Greece
Short form of ALEXANDER, ALEXANDRA, and other names beginning with Alex.
#203
Alexandra
Costas & Alexandra
Girl
Greece
defender of mankind
#204
Peter
Costas & Peter
Boy
Greece
rock, stone
#210
Stephn
Costas & Stephn
Boy
Greece
crown or garland
#712
Efstathia
Costas & Efstathia
Girl
Greece
well-being
#714
Harilaos
Costas & Harilaos
Boy
Greece
Charilaos) - Joyful grace.
#716
Khloe
Costas & Khloe
Girl
Greece
young green shoot, bud
#216
Nichalous
Costas & Nichalous
Boy
Greece
victory of the people
#721
Timothey
Costas & Timothey
Boy
Greece
Honoring God.
#732
Kiriakos
Costas & Kiriakos
Boy
Greece
Means 'of the Lord' or 'belonging to the Lord.'
#734
Emmanouel
Costas & Emmanouel
Boy
Greece
God is with us
#736
Teresia
Costas & Teresia
Girl
Greece
Swedish variant of THERESA.
#736
Kyrie
Costas & Kyrie
Unisex
Greece
Lord; A modern variation used as a feminine form of the male name Kyrie
#237
Therisa
Costas & Therisa
Girl
Greece
derived from 'Therese', meaning 'harvester' or 'to reap'
#739
Lycia
Costas & Lycia
Girl
Greece
from Lycia; light or illumination
#745
Andreas
Costas & Andreas
Boy
Greece
Manly, brave
#746
Hristos
Costas & Hristos
Boy
Greece
Christós) - anointed one, Messiah
#752
Demetrous
Costas & Demetrous
Boy
Greece
derived from Demetrius, meaning 'follower of Demeter, goddess of harvest'
#753
Konstandinos
Costas & Konstandinos
Boy
Greece
Steadfast, constant.
#757
Patricha
Costas & Patricha
Girl
Greece
Derived from the name Patricia, meaning 'noble' or 'noblewoman'
#763
Phoenix
Costas & Phoenix
Unisex
Greece
From the name of a beautiful immortal bird which appears in Egyptian and Greek mythology.
#269
Vasilike
Costas & Vasilike
Girl
Greece
A feminine form of 'Vasilis', meaning 'royal' or 'kingly'.
#773
Roxanna
Costas & Roxanna
Girl
Greece
Variant of ROXANA.
#774
Nichola
Costas & Nichola
Girl
Greece
victory of the people
#778
Demitrus
Costas & Demitrus
Boy
Greece
follower of Demeter
#789
Melisa
Costas & Melisa
Girl
Greece
Honeybee
#789
Timthoy
Costas & Timthoy
Boy
Greece
God's honor
#789
Litsa
Costas & Litsa
Girl
Greece
light
#791
Vergina
Costas & Vergina
Girl
Greece
The name means 'virgin', often associated with purity
#793
Stephe
Costas & Stephe
Boy
Greece
Greek
#799
Aneudi
Costas & Aneudi
Boy
Greece
Without shame or modesty
#800
Rethea
Costas & Rethea
Girl
Greece
a variant of 'Rhea', the mother of the gods, associated with fertility and the flow of life
#802
Alithea
Costas & Alithea
Girl
Greece
truth
#807
Eftihia
Costas & Eftihia
Girl
Greece
Ευτυχία
#807
Trifon
Costas & Trifon
Boy
Greece
one who wears the crown
#820
Thea
Costas & Thea
Girl
Greece
In Greek, Thea (Θεά) means 'goddess' or 'divine.'
#321
Demetres
Costas & Demetres
Boy
Greece
Feminized form of Demetrius, meaning 'follower of Demeter'.
#841
Soterios
Costas & Soterios
Boy
Greece
Savior or deliverer
#872
Demetruis
Costas & Demetruis
Boy
Greece
follower of Demeter'; of the Earth
#873
Orion
Costas & Orion
Boy
Greece
Meaning unknown, but possibly related to Greek ‘οριον (horion) "boundary, limit". Alternatively it may be derived from Akkadian Uru-anna meaning "light of the heavens".
#373
Thressia
Costas & Thressia
Girl
Greece
harvest or summer
#875
Dimitri
Costas & Dimitri
Boy
Greece
Variant of DMITRIY, using the Church Slavic spelling.
#878
Nichalas
Costas & Nichalas
Boy
Greece
Victory of the people
#880
Onassis
Costas & Onassis
Boy
Greece
Son of Onas, pertaining to the Onassis family well known for their shipping empire.
#887
Thesa
Costas & Thesa
Girl
Greece
reaper or harvest
#887
Loucas
Costas & Loucas
Boy
Greece
From the Latin 'Lucas', meaning 'light' or 'illumination'.
#888
Demetrius
Costas & Demetrius
Boy
Greece
Follower of Demeter
#890
Gregorey
Costas & Gregorey
Boy
Greece
watchful; vigilant
#891
Stefaine
Costas & Stefaine
Girl
Greece
crowned, garlanded
#892
Demetris
Costas & Demetris
Unisex
Greece
follower of Demeter, goddess of harvest
#893
Demi
Costas & Demi
Girl
Greece
Short form of DEMETRIA.
#394
Helen
Costas & Helen
Girl
Greece
light, torch
#395
Trampis
Costas & Trampis
Boy
Greece
one who travels, wanderer
#895
Alexandria
Costas & Alexandria
Girl
Greece
defender of mankind
#403
Vassilios
Costas & Vassilios
Boy
Greece
king; royalty
#907
Theofanis
Costas & Theofanis
Boy
Greece
Modern Greek form of THEOPHANES.
#911
Ares
Costas & Ares
Boy
Greece
Perhaps from either Greek αρη (are) "bane, ruin" or αρσην (arsen) "male". Ares was the blood-thirsty god of war in Greek mythology, a son of Zeus and Hera.
#414
Efthimia
Costas & Efthimia
Girl
Greece
well-being
#914
Nicholus
Costas & Nicholus
Boy
Greece
victory of the people
#916
Kanella
Costas & Kanella
Girl
Greece
κανέλα, يعني القرفة
#918
Gerasimos
Costas & Gerasimos
Boy
Greece
Of the earth, strong and robust
#921
Spiridon
Costas & Spiridon
Boy
Greece
Serian and Croatian form of SPYRIDON, as well as a variant transcription of the Greek name.
#928
Arnissa
Costas & Arnissa
Girl
Greece
gift of grace
#930
Magalis
Costas & Magalis
Girl
Greece
Great
#930
Stefeni
Costas & Stefeni
Girl
Greece
Crown or garland
#932
Anthonia
Costas & Anthonia
Girl
Greece
Priceless
#933
Kristofor
Costas & Kristofor
Boy
Greece
Bearer of Christ
#933
Apollo
Costas & Apollo
Boy
Greece
of Apollo, god of the sun, music, and prophecy
#434
Teres
Costas & Teres
Girl
Greece
Harvest; reaper
#938
Nickolus
Costas & Nickolus
Boy
Greece
Victory of the people
#942
daphane
Costas & daphane
Girl
Greece
Laurel tree; victory
#945
Myreon
Costas & Myreon
Boy
Greece
El que es fuerte
#947
Alexis
Costas & 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
Demetrious
Costas & Demetrious
Boy
Greece
Follower of Demeter
#949
Ileia
Costas & Ileia
Girl
Greece
Helen's beauty, shining light
#950
Khristi
Costas & Khristi
Girl
Greece
Christian, follower of Christ
#950
Atreus
Costas & Atreus
Boy
Greece
The one who is not afraid; fearless
#457
Helena
Costas & Helena
Girl
Greece
torch
#457
Anthoy
Costas & Anthoy
Boy
Greece
Invaluable; Priceless
#958
Maia
Costas & Maia
Girl
Greece
mother, nurse
#459
Nichalos
Costas & Nichalos
Boy
Greece
Victory of the people
#966
Theophus
Costas & Theophus
Boy
Greece
godly, divine
#966
Aletia
Costas & Aletia
Girl
Greece
derived from the word 'aletheia,' meaning 'truth.'
#973
Nicholous
Costas & Nicholous
Boy
Greece
Victor of the people.
#974
Lyra
Costas & Lyra
Girl
Greece
lyre, a stringed musical instrument
#482
Andrean
Costas & Andrean
Unisex
Greece
brave; manly
#983
Demetia
Costas & Demetia
Girl
Greece
follower of Demeter, the goddess of harvest
#984
Thereas
Costas & Thereas
Girl
Greece
A feminine form of the name Theron, meaning 'hunter' or 'to hunt'.
#991
Katheren
Costas & Katheren
Girl
Greece
pure, clear
#996
Karissia
Costas & Karissia
Girl
Greece
grace; kindness
#501
Margaretta
Costas & Margaretta
Girl
Greece
pearl
#501
Maxis
Costas & Maxis
Boy
Greece
the greatest
#501
Sophiamaria
Costas & Sophiamaria
Girl
Greece
wisdom; of the sea
#502
Ianthia
Costas & Ianthia
Girl
Greece
Violet flower
Megale
Costas & Megale
Boy
Greece
great, large
#503
Ulys
Costas & Ulys
Boy
Greece
Wrathful; to be angry; To see; to be wary
#503
Xanthia
Costas & Xanthia
Girl
Greece
Modern elaborated form of XANTHE.
Philix
Costas & Philix
Boy
Greece
Loving horses.; A variant form of Felix, meaning 'happy' or 'fortunate'.
#506
Evaggelia
Costas & Evaggelia
Girl
Greece
Bringer of good news
Phronie
Costas & Phronie
Girl
Greece
mind or intellect
#507
Daphyne
Costas & Daphyne
Girl
Greece
laurel tree or bay tree
Sophilia
Costas & Sophilia
Girl
Greece
wisdom
Kazandra
Costas & Kazandra
Girl
Greece
defender of man
#512
Lycurgus
Costas & Lycurgus
Boy
Greece
wolf worker
#514
Thema
Costas & Thema
Girl
Greece
theme or subject matter
#514
Dorus
Costas & Dorus
Boy
Greece
A beloved name with deep roots
#515
Evagene
Costas & Evagene
Girl
Greece
Well-born, noble.
#515
Elpida
Costas & Elpida
Girl
Greece
Modern Greek form of ELPIS.
Arimentha
Costas & Arimentha
Girl
Greece
swift
#519
Angeleia
Costas & Angeleia
Girl
Greece
angel or messenger
#521
Alizander
Costas & Alizander
Boy
Greece
Defender of mankind
#521
Alecxis
Costas & Alecxis
Boy
Greece
defender of mankind
#522
Euclide
Costas & Euclide
Boy
Greece
glorious and good
#522
Nic
Costas & Nic
Boy
Greece
Victory
Kiriaki
Costas & Kiriaki
Girl
Greece
Sunday
Euzelia
Costas & Euzelia
Girl
Greece
well-born, noble
#524
Peri
Costas & Peri
Girl
Greece
a fairy or a spirit; a mythical creature
Taraus
Costas & Taraus
Boy
Greece
of the bull; bull
Ilaina
Costas & Ilaina
Girl
Greece
shining light
#525
Therea
Costas & Therea
Girl
Greece
of the earth
Kostantinos
Costas & Kostantinos
Boy
Greece
Constant, steadfast
Ledon
Costas & Ledon
Boy
Greece
the one who brings fortune
Apostolis
Costas & Apostolis
Boy
Greece
one who is sent forth, an apostle
Kristia
Costas & Kristia
Girl
Greece
Follower of Christ
Tamboura
Costas & Tamboura
Unisex
Greece
a kind of musical instrument (tambourine); derived from a folk singing tradition