Best Sibling Names for Theta
Names chosen to complement Theta — matching origin (Greece), era, and style.
200 options117 girl89 boy
These sibling names share Theta's Greece roots or similar popularity era, and start with a different letter to avoid alliteration.
Leon
Theta & Leon
BoyGreece
Meaning 'lion'
#148 ↑
Helen
Theta & Helen
GirlGreece
light, torch
#395 ↑
Ulys
Theta & Ulys
BoyGreece
Wrathful; to be angry; To see; to be wary
#503 →
Sophia
Theta & Sophia
GirlGreece
wisdom
#5 →
Phronie
Theta & Phronie
GirlGreece
mind or intellect
#507 →
Castoria
Theta & Castoria
GirlGreece
One who is from Casterley; could also mean 'pure'
#512 →
Sofia
Theta & Sofia
GirlGreece
Form of SOPHIA.
#12 →
Lycurgus
Theta & Lycurgus
BoyGreece
wolf worker
#514 →
Dorus
Theta & Dorus
BoyGreece
A beloved name with deep roots
#515 →
Evagene
Theta & Evagene
GirlGreece
Well-born, noble.
#515 →
Arimentha
Theta & Arimentha
GirlGreece
swift
#519 →
Alexander
Theta & Alexander
BoyGreece
defender of the people
#22 →
Euclide
Theta & Euclide
BoyGreece
glorious and good
#522 →
Euzelia
Theta & Euzelia
GirlGreece
well-born, noble
#524 →
Chloe
Theta & Chloe
GirlGreece
blooming
#26 →
Luke
Theta & Luke
BoyGreece
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
Theta & Elias
BoyGreece
Cognate of ELIJAH. This is the form used in the Greek New Testament.
#36 ↑
Eury
Theta & Eury
BoyGreece
Well born; noble
#537 →
Nota
Theta & Nota
GirlGreece
a musical note
#552 →
Dorothe
Theta & Dorothe
GirlGreece
Gift of God; Theophora
#563 →
Andrew
Theta & Andrew
BoyGreece
English form of the Greek name Ανδρεας (Andreas), which was derived from ανδρειος (andreios) "manly, masculine", a derivative of ανηρ (aner) "man".
#65 →
Capus
Theta & Capus
BoyGreece
Cape, headland
#570 →
Eustis
Theta & Eustis
BoyGreece
well-pleased, satisfaction
#573 →
Athena
Theta & Athena
GirlGreece
Goddess of wisdom and warfare
#76 ↑
Clida
Theta & Clida
GirlGreece
Pride
#585 →
Iolia
Theta & Iolia
GirlGreece
Violet, a flower; also can refer to dawn or daybreak.
#588 →
Lydia
Theta & Lydia
GirlGreece
from Lydia
#95 →
Corene
Theta & Corene
GirlGreece
maiden, girl
#598 →
Damian
Theta & Damian
BoyGreece
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
Theta & Nicholas
BoyGreece
victory of the people
#109 ↓
Pantalion
Theta & Pantalion
BoyGreece
Of the sea
#612 →
Clio
Theta & Clio
GirlGreece
glory
#619 →
Christobel
Theta & Christobel
GirlGreece
Meaning 'Christ's beauty'.
#630 →
Hesta
Theta & Hesta
GirlGreece
Star; Favorable
#630 →
Melanie
Theta & Melanie
GirlGreece
Dark-skinned or black.
#130 →
Dalphus
Theta & Dalphus
BoyGreece
a name that appears to be a variation of names like 'Dolphus', which relates to the term 'dolphin'.
#637 →
Homer
Theta & Homer
BoyGreece
From the Greek name ‘Ομηρος (Homeros), derived from ‘ομηρος (homeros) meaning "hostage, pledge".
#646 →
Ianthe
Theta & Ianthe
GirlGreece
Violet flower.
#666 →
Phebie
Theta & Phebie
GirlGreece
shining, bright
#671 →
Phoebe
Theta & Phoebe
GirlGreece
radiant, shining
#190 ↑
Alex
Theta & Alex
BoyGreece
Short form of ALEXANDER, ALEXANDRA, and other names beginning with Alex.
#203 ↓
Alexandra
Theta & Alexandra
GirlGreece
defender of mankind
#204 ↓
Peter
Theta & Peter
BoyGreece
rock, stone
#210 →
Eustice
Theta & Eustice
BoyGreece
wealthy
#712 →
Etolia
Theta & Etolia
GirlGreece
A beloved name with deep roots
#712 →
Khloe
Theta & Khloe
GirlGreece
young green shoot, bud
#216 ↓
Voris
Theta & Voris
BoyGreece
Vóros) meaning 'the northern wind'; Derived from a word meaning 'to dwell or to reside'
#719 →
Dorothie
Theta & Dorothie
GirlGreece
Gift of God; Derived from the name Dorothy.
#723 →
Elthea
Theta & Elthea
GirlGreece
Healer
#736 →
Kyrie
Theta & Kyrie
UnisexGreece
Lord; A modern variation used as a feminine form of the male name Kyrie
#237 →
Olia
Theta & Olia
GirlGreece
olive; olive tree
#740 →
Othor
Theta & Othor
BoyGreece
to be a protector
#748 →
Alphe
Theta & Alphe
BoyGreece
From the river Alpheus
#764 →
Phoenix
Theta & Phoenix
UnisexGreece
From the name of a beautiful immortal bird which appears in Egyptian and Greek mythology.
#269 →
Elpidia
Theta & Elpidia
GirlGreece
Greek
#776 →
Evander
Theta & Evander
BoyGreece
good man, strong man
#779 ↑
Dionisia
Theta & Dionisia
GirlGreece
follower of Dionysus
#789 →
Zenos
Theta & Zenos
BoyGreece
gift of Zeus
#800 →
Plato
Theta & Plato
BoyGreece
Broad or wide
#814 →
Damien
Theta & Damien
BoyGreece
To tame
#330 ↓
Berenice
Theta & Berenice
GirlGreece
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
Theta & Joanna
GirlGreece
English and Polish form of Latin Iohanna, which was derived from Greek Ιωαννα (Ioanna), the feminine form of Ioannes (see JOHN).
#339 ↓
Mirtis
Theta & Mirtis
GirlGreece
A name derived from a term meaning 'myrtle', a symbol of love and beauty.
#843 →
Jocephus
Theta & Jocephus
BoyGreece
God will add
#844 →
Eulos
Theta & Eulos
BoyGreece
the god of rhetoric
#845 →
Isador
Theta & Isador
BoyGreece
Gift of Isis
#858 →
Stephen
Theta & Stephen
BoyGreece
Crown or Garland
#363 ↓
Hellene
Theta & Hellene
GirlGreece
Bright, shining light
#869 →
Orion
Theta & Orion
BoyGreece
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 ↓
Myrtus
Theta & Myrtus
GirlGreece
Derived from the myrtle plant, symbolizing love and beauty.
#878 →
Eolia
Theta & Eolia
GirlGreece
Wind; inhabitant of Aeolis
#885 →
Althea
Theta & Althea
GirlGreece
healer
#887 →
Demi
Theta & Demi
GirlGreece
Short form of DEMETRIA.
#394 →
Cleophas
Theta & Cleophas
BoyGreece
Glory of the father.
#895 →
lenes
Theta & lenes
BoyGreece
a variant of the name 'Linos', associated with music, song, and poetry.
#900 →
Alexandria
Theta & Alexandria
GirlGreece
defender of mankind
#403 ↓
Epimenio
Theta & Epimenio
BoyGreece
to remain
#906 →
Sotera
Theta & Sotera
GirlGreece
Savior or deliverer
#910 →
Despena
Theta & Despena
GirlGreece
Derived from the word 'despoina', meaning 'lady' or 'mistress'.; Often associated with the concept of divine protection or honor.
#912 →
Ares
Theta & Ares
BoyGreece
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
Theta & Damon
BoyGreece
One who tames, subdues
#425 ↑
Persey
Theta & Persey
BoyGreece
Of the sea
#932 →
Apollo
Theta & Apollo
BoyGreece
of Apollo, god of the sun, music, and prophecy
#434 ↑
Eunice
Theta & Eunice
GirlGreece
Good victory
#940 →
Alexis
Theta & Alexis
UnisexGreece
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 ↓
Cletes
Theta & Cletes
BoyGreece
famous/glorious
#955 →
Atreus
Theta & Atreus
BoyGreece
The one who is not afraid; fearless
#457 ↑
Helena
Theta & Helena
GirlGreece
torch
#457 →
Maia
Theta & Maia
GirlGreece
mother, nurse
#459 ↑
Onetia
Theta & Onetia
GirlGreece
Little One, derived from the Greek 'on' meaning 'to be' or 'exist'
#960 →
Euda
Theta & Euda
GirlGreece
Pleasant or sweet
#965 →
Udora
Theta & Udora
GirlGreece
a gift from the gods
#966 →
Lethea
Theta & Lethea
GirlGreece
Forgetfulness
#973 →
Eudella
Theta & Eudella
GirlGreece
Eudella can be interpreted as 'good fortune' or 'fortunate'.
#976 →
Lyra
Theta & Lyra
GirlGreece
lyre, a stringed musical instrument
#482 ↑
hilarion
Theta & hilarion
BoyGreece
cheerful, happy
#984 →
Eudice
Theta & Eudice
GirlGreece
Good Judgment
#988 →
Karissia
Theta & Karissia
GirlGreece
grace; kindness
#501 →
Margaretta
Theta & Margaretta
GirlGreece
pearl
#501 →
Maxis
Theta & Maxis
BoyGreece
the greatest
#501 →
Myrtes
Theta & Myrtes
GirlGreece
myrtle, a symbol of love and immortality
Sophiamaria
Theta & Sophiamaria
GirlGreece
wisdom; of the sea
#502 →
Megale
Theta & Megale
BoyGreece
great, large
#503 →
Philix
Theta & Philix
BoyGreece
Loving horses.; A variant form of Felix, meaning 'happy' or 'fortunate'.
#506 →
Barbaraa
Theta & Barbaraa
GirlGreece
strange, foreign
#508 →
Corintha
Theta & Corintha
GirlGreece
from Corinth or related to the city of Corinth
Kazandra
Theta & Kazandra
GirlGreece
defender of man
#512 →
Speros
Theta & Speros
BoyGreece
spirit
#516 →
Daimeon
Theta & Daimeon
BoyGreece
To tame or subdue.
#519 →
Angeleia
Theta & Angeleia
GirlGreece
angel or messenger
#521 →
Alizander
Theta & Alizander
BoyGreece
Defender of mankind
#521 →
Alecxis
Theta & Alecxis
BoyGreece
defender of mankind
#522 →
Crysania
Theta & Crysania
GirlGreece
Golden or precious
#524 →
Manolis
Theta & Manolis
BoyGreece
a form of Emmanuel, meaning God is with us
#524 →
Ilaina
Theta & Ilaina
GirlGreece
shining light
#525 →
Cyria
Theta & Cyria
GirlGreece
Κυρία
#526 →
Zeneida
Theta & Zeneida
GirlGreece
The life of Zeus; Zephyr
#526 →
Rhodena
Theta & Rhodena
GirlGreece
rose; a flower name.
#527 →
Hermas
Theta & Hermas
BoyGreece
of Hermes, messenger of the gods
Savalas
Theta & Savalas
BoyGreece
the savior
#530 →
Vyron
Theta & Vyron
BoyGreece
A modern name possibly derived from the ancient Greek word 'byron' meaning 'cattle shed' or associated with the Greek po
Jonas
Theta & Jonas
BoyGreece
Dove.; To be a dove or pigeon.
#534 ↓
Alexius
Theta & Alexius
GirlGreece
Latinized form of the Greek name Αλεξιος (Alexios), a derivative of Αλεξις (see ALEXIS). This was the name of five Byzantine emperors.
#535 →
Amarantha
Theta & Amarantha
GirlGreece
unfading
#537 →
Dianthe
Theta & Dianthe
GirlGreece
divine flower
#541 →
Aggeliki
Theta & Aggeliki
GirlGreece
Messenger; angelic
#542 →
Xenon
Theta & Xenon
BoyGreece
Stranger
#542 →
Cleopha
Theta & Cleopha
GirlGreece
glory
Leto
Theta & Leto
BoyGreece
hidden
#543 →
Demetrion
Theta & Demetrion
BoyGreece
Follower of Demeter; earth mother.
#545 →
Eulia
Theta & Eulia
GirlGreece
Eve; life
Meliton
Theta & Meliton
BoyGreece
Ancient Greek
#546 →
Synaia
Theta & Synaia
GirlGreece
from Sinai
#549 →
Ageliki
Theta & Ageliki
GirlGreece
angel
#550 →
Nectarios
Theta & Nectarios
BoyGreece
Of nectar; relating to the gods.
#551 →
Daphene
Theta & Daphene
GirlGreece
laurel tree, symbol of victory
#554 →
Calanthe
Theta & Calanthe
GirlGreece
beautiful flower
Dorathy
Theta & Dorathy
GirlGreece
Gift of God
Andreous
Theta & Andreous
BoyGreece
Manly, brave, or courageous.; Strong, brave.
#558 →
Sebastyn
Theta & Sebastyn
BoyGreece
Sebastianós) - Venerable, revered; Sebastianus - From Sebastia, a region in Asia Minor
#558 →
Charika
Theta & Charika
GirlGreece
A joy or delight, often signifying happiness or cheerfulness.
#559 →
Katharine
Theta & Katharine
GirlGreece
English variant of KATHERINE and German variant of KATHARINA. A famous bearer was American actress Katharine Hepburn (1907-2003).
#559 →
Andrue
Theta & Andrue
BoyGreece
manly
#560 →
Demetrian
Theta & Demetrian
BoyGreece
follower of Demeter
#563 →
Dorelia
Theta & Dorelia
GirlGreece
a form of the name 'Doris', meaning 'of the sea'
#566 →
Patra
Theta & Patra
GirlGreece
of illustrious lineage
#566 →
Christipher
Theta & Christipher
BoyGreece
Bearer of Christ
#568 →
Olethia
Theta & Olethia
GirlGreece
derived from the Greek word 'ἀλήθεια' meaning 'truth'.
#569 →
Galen
Theta & Galen
BoyGreece
calm, healer
#570 →
Persephony
Theta & Persephony
GirlGreece
bringer of destruction
#571 →
Lygia
Theta & Lygia
GirlGreece
a lyre or musical instrument; from the word 'lygus', a reference to a type of locust
#575 →
Cledia
Theta & Cledia
GirlGreece
Famous or renowned
Nikolus
Theta & Nikolus
BoyGreece
victory of the people
#576 →
Ioseph
Theta & Ioseph
BoyGreece
Form of JOSEPH used in the Greek and Latin Bible.
#578 →
Andropolis
Theta & Andropolis
BoyGreece
Man city
#579 →
Jocasta
Theta & Jocasta
GirlGreece
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
Theta & Nichalaus
BoyGreece
victory of the people
#581 →
Stphen
Theta & Stphen
BoyGreece
crown, wreath
#582 →
Melitta
Theta & Melitta
GirlGreece
Honeybee
#583 →
Athene
Theta & Athene
GirlGreece
Variant of ATHENA.
Andrenika
Theta & Andrenika
GirlGreece
brave, strong
#584 →
Sasia
Theta & Sasia
GirlGreece
the gift of the goddess
#585 →
Jeorgina
Theta & Jeorgina
GirlGreece
earthworker; farmer
#589 →
Delia
Theta & Delia
GirlGreece
from Delos
#590 →
Melica
Theta & Melica
GirlGreece
honey
#591 →
Demetrias
Theta & Demetrias
UnisexGreece
Of Demeter; belonging to the earth.
#592 →
Eulon
Theta & Eulon
BoyGreece
the one who helps or aids
Nautia
Theta & Nautia
GirlGreece
of the sea
#594 →
Alexan
Theta & Alexan
BoyGreece
Defender of the people
#597 →
Phyllis
Theta & Phyllis
GirlGreece
Leafy; green bough.
#600 →
Konstantino
Theta & Konstantino
BoyGreece
Constant, steadfast
#604 →
Paulos
Theta & Paulos
BoyGreece
Small
#604 →
Dorian
Theta & Dorian
UnisexGreece
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 ↓
Magdlene
Theta & Magdlene
GirlGreece
of Magdala
Loanna
Theta & Loanna
GirlGreece
God is gracious
#612 →
Stamatios
Theta & Stamatios
BoyGreece
immortal
#615 →
Eureka
Theta & Eureka
GirlGreece
I have found it
#616 →
Cleodis
Theta & Cleodis
BoyGreece
glory of the people
#617 →
Evangelena
Theta & Evangelena
GirlGreece
Bearer of good news
#617 →
Phillip
Theta & Phillip
BoyGreece
Variant of PHILIP, inspired by the usual spelling of the surname.
#620 ↓
Katyna
Theta & Katyna
GirlGreece
pure; a variation of Katherine, meaning 'pure'.
#621 →
Myrtia
Theta & Myrtia
GirlGreece
myrtle; an evergreen shrub representing love
Zephyr
Theta & Zephyr
UnisexGreece
the west wind
Aglaé
Theta & Aglaé
GirlGreece
brightness, splendor
#624 →
Mayas
Theta & Mayas
BoyGreece
the brave one
#626 →
Nycholas
Theta & Nycholas
BoyGreece
victory of the people
#627 →
Gregorios
Theta & Gregorios
BoyGreece
Watchful
#630 →
Nichlous
Theta & Nichlous
BoyGreece
victory of the people
#635 →
Nicanora
Theta & Nicanora
GirlGreece
Victory
#635 →
Aleithia
Theta & Aleithia
GirlGreece
Truth
#636 →
Dmetrius
Theta & Dmetrius
BoyGreece
follower of Demeter
#636 →
Nesia
Theta & Nesia
GirlGreece
Derived from 'nesos' meaning 'island' or a diminutive of 'Nesia,' often related to goddess names.
#637 →
Cassandra
Theta & Cassandra
GirlGreece
From the Greek name Κασσανδρα (Kassandra), derived from possibly κεκασμαι (kekasmai) "to excel, to shine" and ανηρ (aner) "man" (genitive ανδρος).
#639 ↓
Lethe
Theta & Lethe
GirlGreece
The name Lethe (Λήθη) originated from the ancient Greek word for 'forgetfulness'.
Pheba
Theta & Pheba
GirlGreece
Bright, shining, or radiant.; Connected to the word 'phosphoros', meaning light-bringer.
Stepehn
Theta & Stepehn
BoyGreece
crown, wreath
#641 →
Oreta
Theta & Oreta
GirlGreece
mountain dweller
Dorotha
Theta & Dorotha
GirlGreece
gift of God
Phillis
Theta & Phillis
GirlGreece
Variant of PHYLLIS.
#644 →
Ilithya
Theta & Ilithya
GirlGreece
Dream; vision
#648 →