Best Sibling Names for Theo

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

200 options117 girl88 boy
These sibling names share Theo's Greece roots or similar popularity era, and start with a different letter to avoid alliteration.
Lydia
Theo & Lydia
Girl
Greece
from Lydia
#95
Phoebe
Theo & Phoebe
Girl
Greece
radiant, shining
#190
Peter
Theo & Peter
Boy
Greece
rock, stone
#210
Helen
Theo & Helen
Girl
Greece
light, torch
#395
Helena
Theo & Helena
Girl
Greece
torch
#457
Margaretta
Theo & Margaretta
Girl
Greece
pearl
#501
Sophia
Theo & Sophia
Girl
Greece
wisdom
#5
Phronie
Theo & Phronie
Girl
Greece
mind or intellect
#507
Sofia
Theo & Sofia
Girl
Greece
Form of SOPHIA.
#12
Alexander
Theo & Alexander
Boy
Greece
defender of the people
#22
Chloe
Theo & Chloe
Girl
Greece
blooming
#26
Luke
Theo & 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
Elias
Theo & Elias
Boy
Greece
Cognate of ELIJAH. This is the form used in the Greek New Testament.
#36
Katharine
Theo & Katharine
Girl
Greece
English variant of KATHERINE and German variant of KATHARINA. A famous bearer was American actress Katharine Hepburn (1907-2003).
#559
Andrew
Theo & 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
Athena
Theo & Athena
Girl
Greece
Goddess of wisdom and warfare
#76
Delia
Theo & Delia
Girl
Greece
from Delos
#590
Damian
Theo & 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
Nicholas
Theo & Nicholas
Boy
Greece
victory of the people
#109
Clio
Theo & Clio
Girl
Greece
glory
#619
Melanie
Theo & Melanie
Girl
Greece
Dark-skinned or black.
#130
Homer
Theo & Homer
Boy
Greece
From the Greek name ‘Ομηρος (Homeros), derived from ‘ομηρος (homeros) meaning "hostage, pledge".
#646
Leon
Theo & Leon
Boy
Greece
Meaning 'lion'
#148
Phebie
Theo & Phebie
Girl
Greece
shining, bright
#671
Alex
Theo & Alex
Boy
Greece
Short form of ALEXANDER, ALEXANDRA, and other names beginning with Alex.
#203
Alexandra
Theo & Alexandra
Girl
Greece
defender of mankind
#204
Khloe
Theo & Khloe
Girl
Greece
young green shoot, bud
#216
Kyrie
Theo & Kyrie
Unisex
Greece
Lord; A modern variation used as a feminine form of the male name Kyrie
#237
Olia
Theo & Olia
Girl
Greece
olive; olive tree
#740
Phoenix
Theo & Phoenix
Unisex
Greece
From the name of a beautiful immortal bird which appears in Egyptian and Greek mythology.
#269
Evander
Theo & Evander
Boy
Greece
good man, strong man
#779
Damien
Theo & Damien
Boy
Greece
To tame
#330
Berenice
Theo & 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
Joanna
Theo & 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
Theo & Stephen
Boy
Greece
Crown or Garland
#363
Orion
Theo & 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
Demi
Theo & Demi
Girl
Greece
Short form of DEMETRIA.
#394
Cleophas
Theo & Cleophas
Boy
Greece
Glory of the father.
#895
Magdalena
Theo & Magdalena
Girl
Greece
Latinate form of MAGDALENE.
#902
Alexandria
Theo & Alexandria
Girl
Greece
defender of mankind
#403
Ares
Theo & 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
Damon
Theo & Damon
Boy
Greece
One who tames, subdues
#425
Apollo
Theo & Apollo
Boy
Greece
of Apollo, god of the sun, music, and prophecy
#434
Alexis
Theo & 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
Narcissa
Theo & Narcissa
Girl
Greece
Daffodil; related to the myth of Narcissus
#956
Atreus
Theo & Atreus
Boy
Greece
The one who is not afraid; fearless
#457
Maia
Theo & Maia
Girl
Greece
mother, nurse
#459
Euda
Theo & Euda
Girl
Greece
Pleasant or sweet
#965
Crete
Theo & Crete
Girl
Greece
η κρητική, που σχετίζεται με την Κρήτη
#976
Lyra
Theo & Lyra
Girl
Greece
lyre, a stringed musical instrument
#482
Karissia
Theo & Karissia
Girl
Greece
grace; kindness
#501
Maxis
Theo & Maxis
Boy
Greece
the greatest
#501
Sophiamaria
Theo & Sophiamaria
Girl
Greece
wisdom; of the sea
#502
Megale
Theo & Megale
Boy
Greece
great, large
#503
Ulys
Theo & Ulys
Boy
Greece
Wrathful; to be angry; To see; to be wary
#503
Philix
Theo & Philix
Boy
Greece
Loving horses.; A variant form of Felix, meaning 'happy' or 'fortunate'.
#506
Barbaraa
Theo & Barbaraa
Girl
Greece
strange, foreign
#508
Castoria
Theo & Castoria
Girl
Greece
One who is from Casterley; could also mean 'pure'
#512
Kazandra
Theo & Kazandra
Girl
Greece
defender of man
#512
Lycurgus
Theo & Lycurgus
Boy
Greece
wolf worker
#514
Dorus
Theo & Dorus
Boy
Greece
A beloved name with deep roots
#515
Evagene
Theo & Evagene
Girl
Greece
Well-born, noble.
#515
Speros
Theo & Speros
Boy
Greece
spirit
#516
Arimentha
Theo & Arimentha
Girl
Greece
swift
#519
Daimeon
Theo & Daimeon
Boy
Greece
To tame or subdue.
#519
Angeleia
Theo & Angeleia
Girl
Greece
angel or messenger
#521
Alizander
Theo & Alizander
Boy
Greece
Defender of mankind
#521
Alecxis
Theo & Alecxis
Boy
Greece
defender of mankind
#522
Euclide
Theo & Euclide
Boy
Greece
glorious and good
#522
Crysania
Theo & Crysania
Girl
Greece
Golden or precious
#524
Euzelia
Theo & Euzelia
Girl
Greece
well-born, noble
#524
Manolis
Theo & Manolis
Boy
Greece
a form of Emmanuel, meaning God is with us
#524
Ilaina
Theo & Ilaina
Girl
Greece
shining light
#525
Cyria
Theo & Cyria
Girl
Greece
Κυρία
#526
Zeneida
Theo & Zeneida
Girl
Greece
The life of Zeus; Zephyr
#526
Rhodena
Theo & Rhodena
Girl
Greece
rose; a flower name.
#527
Savalas
Theo & Savalas
Boy
Greece
the savior
#530
Jonas
Theo & Jonas
Boy
Greece
Dove.; To be a dove or pigeon.
#534
Medie
Theo & Medie
Girl
Greece
One who is cunning or clever
Alexius
Theo & 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
Theo & Amarantha
Girl
Greece
unfading
#537
Eury
Theo & Eury
Boy
Greece
Well born; noble
#537
Dianthe
Theo & Dianthe
Girl
Greece
divine flower
#541
Aggeliki
Theo & Aggeliki
Girl
Greece
Messenger; angelic
#542
Xenon
Theo & Xenon
Boy
Greece
Stranger
#542
Leto
Theo & Leto
Boy
Greece
hidden
#543
Demetrion
Theo & Demetrion
Boy
Greece
Follower of Demeter; earth mother.
#545
Meliton
Theo & Meliton
Boy
Greece
Ancient Greek
#546
Synaia
Theo & Synaia
Girl
Greece
from Sinai
#549
Ageliki
Theo & Ageliki
Girl
Greece
angel
#550
Nectarios
Theo & Nectarios
Boy
Greece
Of nectar; relating to the gods.
#551
Nota
Theo & Nota
Girl
Greece
a musical note
#552
Daphene
Theo & Daphene
Girl
Greece
laurel tree, symbol of victory
#554
Andreous
Theo & Andreous
Boy
Greece
Manly, brave, or courageous.; Strong, brave.
#558
Sebastyn
Theo & Sebastyn
Boy
Greece
Sebastianós) - Venerable, revered; Sebastianus - From Sebastia, a region in Asia Minor
#558
Charika
Theo & Charika
Girl
Greece
A joy or delight, often signifying happiness or cheerfulness.
#559
Andrue
Theo & Andrue
Boy
Greece
manly
#560
Demetrian
Theo & Demetrian
Boy
Greece
follower of Demeter
#563
Dorothe
Theo & Dorothe
Girl
Greece
Gift of God; Theophora
#563
Dorelia
Theo & Dorelia
Girl
Greece
a form of the name 'Doris', meaning 'of the sea'
#566
Patra
Theo & Patra
Girl
Greece
of illustrious lineage
#566
Christipher
Theo & Christipher
Boy
Greece
Bearer of Christ
#568
Olethia
Theo & Olethia
Girl
Greece
derived from the Greek word 'ἀλήθεια' meaning 'truth'.
#569
Capus
Theo & Capus
Boy
Greece
Cape, headland
#570
Galen
Theo & Galen
Boy
Greece
calm, healer
#570
Persephony
Theo & Persephony
Girl
Greece
bringer of destruction
#571
Eustis
Theo & Eustis
Boy
Greece
well-pleased, satisfaction
#573
Lygia
Theo & Lygia
Girl
Greece
a lyre or musical instrument; from the word 'lygus', a reference to a type of locust
#575
Nikolus
Theo & Nikolus
Boy
Greece
victory of the people
#576
Ioseph
Theo & Ioseph
Boy
Greece
Form of JOSEPH used in the Greek and Latin Bible.
#578
Andropolis
Theo & Andropolis
Boy
Greece
Man city
#579
Jocasta
Theo & 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
Theo & Nichalaus
Boy
Greece
victory of the people
#581
Stphen
Theo & Stphen
Boy
Greece
crown, wreath
#582
Melitta
Theo & Melitta
Girl
Greece
Honeybee
#583
Andrenika
Theo & Andrenika
Girl
Greece
brave, strong
#584
Clida
Theo & Clida
Girl
Greece
Pride
#585
Sasia
Theo & Sasia
Girl
Greece
the gift of the goddess
#585
Iolia
Theo & Iolia
Girl
Greece
Violet, a flower; also can refer to dawn or daybreak.
#588
Jeorgina
Theo & Jeorgina
Girl
Greece
earthworker; farmer
#589
Melica
Theo & Melica
Girl
Greece
honey
#591
Demetrias
Theo & Demetrias
Unisex
Greece
Of Demeter; belonging to the earth.
#592
Nautia
Theo & Nautia
Girl
Greece
of the sea
#594
Alexan
Theo & Alexan
Boy
Greece
Defender of the people
#597
Corene
Theo & Corene
Girl
Greece
maiden, girl
#598
Phyllis
Theo & Phyllis
Girl
Greece
Leafy; green bough.
#600
Konstantino
Theo & Konstantino
Boy
Greece
Constant, steadfast
#604
Paulos
Theo & Paulos
Boy
Greece
Small
#604
Dorian
Theo & 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
Loanna
Theo & Loanna
Girl
Greece
God is gracious
#612
Pantalion
Theo & Pantalion
Boy
Greece
Of the sea
#612
Stamatios
Theo & Stamatios
Boy
Greece
immortal
#615
Eureka
Theo & Eureka
Girl
Greece
I have found it
#616
Cleodis
Theo & Cleodis
Boy
Greece
glory of the people
#617
Evangelena
Theo & Evangelena
Girl
Greece
Bearer of good news
#617
Phillip
Theo & Phillip
Boy
Greece
Variant of PHILIP, inspired by the usual spelling of the surname.
#620
Katyna
Theo & Katyna
Girl
Greece
pure; a variation of Katherine, meaning 'pure'.
#621
Myrtia
Theo & Myrtia
Girl
Greece
myrtle; an evergreen shrub representing love
Aglaé
Theo & Aglaé
Girl
Greece
brightness, splendor
#624
Mayas
Theo & Mayas
Boy
Greece
the brave one
#626
Nycholas
Theo & Nycholas
Boy
Greece
victory of the people
#627
Christobel
Theo & Christobel
Girl
Greece
Meaning 'Christ's beauty'.
#630
Gregorios
Theo & Gregorios
Boy
Greece
Watchful
#630
Hesta
Theo & Hesta
Girl
Greece
Star; Favorable
#630
Nichlous
Theo & Nichlous
Boy
Greece
victory of the people
#635
Nicanora
Theo & Nicanora
Girl
Greece
Victory
#635
Aleithia
Theo & Aleithia
Girl
Greece
Truth
#636
Dmetrius
Theo & Dmetrius
Boy
Greece
follower of Demeter
#636
Dalphus
Theo & Dalphus
Boy
Greece
a name that appears to be a variation of names like 'Dolphus', which relates to the term 'dolphin'.
#637
Nesia
Theo & Nesia
Girl
Greece
Derived from 'nesos' meaning 'island' or a diminutive of 'Nesia,' often related to goddess names.
#637
Cassandra
Theo & 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
Pheba
Theo & Pheba
Girl
Greece
Bright, shining, or radiant.; Connected to the word 'phosphoros', meaning light-bringer.
Stepehn
Theo & Stepehn
Boy
Greece
crown, wreath
#641
Oreta
Theo & Oreta
Girl
Greece
mountain dweller
Phillis
Theo & Phillis
Girl
Greece
Variant of PHYLLIS.
#644
Ilithya
Theo & Ilithya
Girl
Greece
Dream; vision
#648
Nikolas
Theo & Nikolas
Boy
Greece
victory of the people
#649
Alexandreia
Theo & Alexandreia
Girl
Greece
defender of mankind
#650
Demetre
Theo & Demetre
Boy
Greece
Follower of Demeter; one who belongs to the earth
#650
Erini
Theo & Erini
Girl
Greece
Peace
#651
Klhroe
Theo & Klhroe
Girl
Greece
Green shoot; to bloom
#652
Sopia
Theo & Sopia
Girl
Greece
wisdom
#653
Nichlos
Theo & Nichlos
Boy
Greece
Victory of the people.
#654
Perseis
Theo & Perseis
Girl
Greece
To sprinkle
#654
Nicos
Theo & Nicos
Boy
Greece
Victory of the people
#655
Sotiria
Theo & Sotiria
Girl
Greece
Savior, deliverance
#659
Coryna
Theo & Coryna
Girl
Greece
a girl, a maiden
#660
Demitrie
Theo & Demitrie
Boy
Greece
Follower of Demeter, the goddess of the harvest.
#660
Alexandrah
Theo & Alexandrah
Girl
Greece
Defender of man
#661
Etna
Theo & Etna
Girl
Greece
gift of the sun
Nikitas
Theo & Nikitas
Boy
Greece
Victorious.
#663
Loutricia
Theo & Loutricia
Girl
Greece
Derived from 'loutrós', meaning 'lake' or 'feminine water'.
#665
Ianthe
Theo & Ianthe
Girl
Greece
Violet flower.
#666
Ele
Theo & Ele
Girl
Greece
light, torch
#669
Demeteria
Theo & Demeteria
Girl
Greece
of Demeter, goddess of the harvest.
#670
Phylis
Theo & Phylis
Girl
Greece
foliage, green bough
#670
Nickolas
Theo & Nickolas
Boy
Greece
victory of the people
#673
Fotios
Theo & Fotios
Boy
Greece
light
#674
Lambros
Theo & Lambros
Boy
Greece
bringer of light
#675
Ophia
Theo & Ophia
Girl
Greece
serpent
Basilisa
Theo & Basilisa
Girl
Greece
queen; empress; royal lady
#676
Euleta
Theo & Euleta
Girl
Greece
Derived from 'Eulalia', meaning sweet speaking or well-spoken
#676
Fotis
Theo & Fotis
Boy
Greece
Light; shining
#678
Andea
Theo & Andea
Girl
Greece
brave, courageous
#679
Helo
Theo & Helo
Boy
Greece
the sun
#680
Katharin
Theo & Katharin
Girl
Greece
Greek
#685
Nikoles
Theo & Nikoles
Boy
Greece
Victorious people
#686
Persaeus
Theo & Persaeus
Girl
Greece
persuader
#686
Adones
Theo & Adones
Boy
Greece
Lord; Nobleman
#688
Eutimio
Theo & Eutimio
Boy
Greece
Good timing
#689
Elenis
Theo & Elenis
Girl
Greece
a variation of Helen, meaning 'light' or 'shining light'
#690
Marianthi
Theo & Marianthi
Girl
Greece
A combination of Mary and flower.
#691
Alexand
Theo & Alexand
Boy
Greece
defender of mankind
#692
Staphanie
Theo & Staphanie
Girl
Greece
crown or garland
#695
Alexia
Theo & Alexia
Girl
Greece
Defender, protector, helper
#696
Ktherine
Theo & Ktherine
Girl
Greece
Pure
#697
Kyra
Theo & Kyra
Girl
Greece
Variant of KIRA (2), sometimes considered a feminine form of CYRUS.
#698
Sias
Theo & Sias
Boy
Greece
gift of God
#698
Patrinia
Theo & Patrinia
Girl
Greece
little patron
#699
Haralabos
Theo & Haralabos
Boy
Greece
to be a protector of the city
#700