Best Sibling Names for Theta
Names chosen to complement Theta — matching origin (Greece), era, and style.
200 options200 girl8 boy
These sibling names share Theta's Greece roots or similar popularity era, and start with a different letter to avoid alliteration.
Helen
Theta & Helen
GirlGreece
light, torch
#395 ↑
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 →
Evagene
Theta & Evagene
GirlGreece
Well-born, noble.
#515 →
Arimentha
Theta & Arimentha
GirlGreece
swift
#519 →
Euzelia
Theta & Euzelia
GirlGreece
well-born, noble
#524 →
Chloe
Theta & Chloe
GirlGreece
blooming
#26 →
Nota
Theta & Nota
GirlGreece
a musical note
#552 →
Dorothe
Theta & Dorothe
GirlGreece
Gift of God; Theophora
#563 →
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 →
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 →
Ianthe
Theta & Ianthe
GirlGreece
Violet flower.
#666 →
Phebie
Theta & Phebie
GirlGreece
shining, bright
#671 →
Phoebe
Theta & Phoebe
GirlGreece
radiant, shining
#190 ↑
Alexandra
Theta & Alexandra
GirlGreece
defender of mankind
#204 ↓
Etolia
Theta & Etolia
GirlGreece
A beloved name with deep roots
#712 →
Khloe
Theta & Khloe
GirlGreece
young green shoot, bud
#216 ↓
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 →
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 →
Dionisia
Theta & Dionisia
GirlGreece
follower of Dionysus
#789 →
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 →
Hellene
Theta & Hellene
GirlGreece
Bright, shining light
#869 →
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 →
Alexandria
Theta & Alexandria
GirlGreece
defender of mankind
#403 ↓
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 →
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 ↓
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 ↑
Eudice
Theta & Eudice
GirlGreece
Good Judgment
#988 →
Karissia
Theta & Karissia
GirlGreece
grace; kindness
#501 →
Margaretta
Theta & Margaretta
GirlGreece
pearl
#501 →
Myrtes
Theta & Myrtes
GirlGreece
myrtle, a symbol of love and immortality
Sophiamaria
Theta & Sophiamaria
GirlGreece
wisdom; of the sea
#502 →
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 →
Angeleia
Theta & Angeleia
GirlGreece
angel or messenger
#521 →
Crysania
Theta & Crysania
GirlGreece
Golden or precious
#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 →
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 →
Cleopha
Theta & Cleopha
GirlGreece
glory
Eulia
Theta & Eulia
GirlGreece
Eve; life
Synaia
Theta & Synaia
GirlGreece
from Sinai
#549 →
Ageliki
Theta & Ageliki
GirlGreece
angel
#550 →
Daphene
Theta & Daphene
GirlGreece
laurel tree, symbol of victory
#554 →
Calanthe
Theta & Calanthe
GirlGreece
beautiful flower
Dorathy
Theta & Dorathy
GirlGreece
Gift of God
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 →
Dorelia
Theta & Dorelia
GirlGreece
a form of the name 'Doris', meaning 'of the sea'
#566 →
Patra
Theta & Patra
GirlGreece
of illustrious lineage
#566 →
Olethia
Theta & Olethia
GirlGreece
derived from the Greek word 'ἀλήθεια' meaning 'truth'.
#569 →
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
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 →
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 →
Nautia
Theta & Nautia
GirlGreece
of the sea
#594 →
Phyllis
Theta & Phyllis
GirlGreece
Leafy; green bough.
#600 →
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 →
Eureka
Theta & Eureka
GirlGreece
I have found it
#616 →
Evangelena
Theta & Evangelena
GirlGreece
Bearer of good news
#617 →
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 →
Nicanora
Theta & Nicanora
GirlGreece
Victory
#635 →
Aleithia
Theta & Aleithia
GirlGreece
Truth
#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.
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 →
Alexandreia
Theta & Alexandreia
GirlGreece
defender of mankind
#650 →
Erini
Theta & Erini
GirlGreece
Peace
#651 →
Klhroe
Theta & Klhroe
GirlGreece
Green shoot; to bloom
#652 →
Sopia
Theta & Sopia
GirlGreece
wisdom
#653 →
Perseis
Theta & Perseis
GirlGreece
To sprinkle
#654 →
Sotiria
Theta & Sotiria
GirlGreece
Savior, deliverance
#659 →
Coryna
Theta & Coryna
GirlGreece
a girl, a maiden
#660 →
Alexandrah
Theta & Alexandrah
GirlGreece
Defender of man
#661 →
Loutricia
Theta & Loutricia
GirlGreece
Derived from 'loutrós', meaning 'lake' or 'feminine water'.
#665 →
Ele
Theta & Ele
GirlGreece
light, torch
#669 →
Demeteria
Theta & Demeteria
GirlGreece
of Demeter, goddess of the harvest.
#670 →
Phylis
Theta & Phylis
GirlGreece
foliage, green bough
#670 →
Ophia
Theta & Ophia
GirlGreece
serpent
Basilisa
Theta & Basilisa
GirlGreece
queen; empress; royal lady
#676 →
Euleta
Theta & Euleta
GirlGreece
Derived from 'Eulalia', meaning sweet speaking or well-spoken
#676 →
Andea
Theta & Andea
GirlGreece
brave, courageous
#679 →
Katharin
Theta & Katharin
GirlGreece
Greek
#685 →
Persaeus
Theta & Persaeus
GirlGreece
persuader
#686 →
Elenis
Theta & Elenis
GirlGreece
a variation of Helen, meaning 'light' or 'shining light'
#690 →
Marianthi
Theta & Marianthi
GirlGreece
A combination of Mary and flower.
#691 →
Staphanie
Theta & Staphanie
GirlGreece
crown or garland
#695 →
Alexia
Theta & Alexia
GirlGreece
Defender, protector, helper
#696 →
Ktherine
Theta & Ktherine
GirlGreece
Pure
#697 →
Kyra
Theta & Kyra
GirlGreece
Variant of KIRA (2), sometimes considered a feminine form of CYRUS.
#698 ↓
Patrinia
Theta & Patrinia
GirlGreece
little patron
#699 →
Leother
Theta & Leother
GirlGreece
Lion strength
Cleara
Theta & Cleara
GirlGreece
Bright, clear, and famous.
Gyna
Theta & Gyna
GirlGreece
woman, female
#705 →
Illythia
Theta & Illythia
GirlGreece
midwife, healer
#706 →
Alexaundra
Theta & Alexaundra
GirlGreece
defender of men
#708 →
Ismene
Theta & Ismene
GirlGreece
knowledgeable
#711 →
Efstathia
Theta & Efstathia
GirlGreece
well-being
#714 →
Alexea
Theta & Alexea
GirlGreece
defender of mankind
#721 →
Vassie
Theta & Vassie
GirlGreece
queen
Xairexis
Theta & Xairexis
GirlGreece
to rejoice, to be cheerful
#726 →
Cosma
Theta & Cosma
GirlGreece
order, beauty, universe
Akadia
Theta & Akadia
GirlGreece
from Arcadia, which describes a region of peace and harmony
#735 →
Lycia
Theta & Lycia
GirlGreece
from Lycia; light or illumination
#745 →
Sydonia
Theta & Sydonia
GirlGreece
of Sidon
Delfinia
Theta & Delfinia
GirlGreece
Dolphin
Persephone
Theta & Persephone
GirlGreece
Bringer of destruction; the one who brings about change.
#749 ↑
Axia
Theta & Axia
GirlGreece
worthy
#750 →
Eluteria
Theta & Eluteria
GirlGreece
freedom or liberty
#753 →
Patricha
Theta & Patricha
GirlGreece
Derived from the name Patricia, meaning 'noble' or 'noblewoman'
#763 →
Antanasia
Theta & Antanasia
GirlGreece
resurrection,
#764 →
Allexandra
Theta & Allexandra
GirlGreece
defender of mankind
#766 →
Lyris
Theta & Lyris
GirlGreece
lyre; harmony
#770 →
Magdelina
Theta & Magdelina
GirlGreece
of Magdala
Vasilike
Theta & Vasilike
GirlGreece
A feminine form of 'Vasilis', meaning 'royal' or 'kingly'.
#773 →
Alezandra
Theta & Alezandra
GirlGreece
defender of mankind; variant of the name Alexandra
#774 →
Roxanna
Theta & Roxanna
GirlGreece
Variant of ROXANA.
#774 →
Corrinna
Theta & Corrinna
GirlGreece
maiden; virgin
#778 →
Nichola
Theta & Nichola
GirlGreece
victory of the people
#778 →
Aries
Theta & Aries
UnisexGreece
Referring to the astrological sign of the Ram.
#785 ↑
Alexaundria
Theta & Alexaundria
GirlGreece
Defender of mankind
#786 →
Melisa
Theta & Melisa
GirlGreece
Honeybee
#789 →
Litsa
Theta & Litsa
GirlGreece
light
#791 →
Doris
Theta & Doris
GirlGreece
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
Theta & Vergina
GirlGreece
The name means 'virgin', often associated with purity
#793 →
Erene
Theta & Erene
GirlGreece
Peace
Rethea
Theta & Rethea
GirlGreece
a variant of 'Rhea', the mother of the gods, associated with fertility and the flow of life
#802 →
Alithea
Theta & Alithea
GirlGreece
truth
#807 →
Eftihia
Theta & Eftihia
GirlGreece
Ευτυχία
#807 →
Adelphia
Theta & Adelphia
GirlGreece
Sister
Galathia
Theta & Galathia
GirlGreece
Calm seas
#835 →
Kenteria
Theta & Kenteria
GirlGreece
Shining, bright.
#835 →
Kiriana
Theta & Kiriana
GirlGreece
belonging to the Lord
#839 →
Nikera
Theta & Nikera
GirlGreece
Victory
#843 →
Philomen
Theta & Philomen
GirlGreece
Lover of strength
Appollonia
Theta & Appollonia
GirlGreece
of Apollo
#862 →
Cynthia
Theta & Cynthia
GirlGreece
moon goddess
#871 ↓
Demetriona
Theta & Demetriona
GirlGreece
Follower of Demeter, the goddess of harvest.
#875 →
Barbara
Theta & Barbara
GirlGreece
Foreign; strange
#876 ↑
Ecclesia
Theta & Ecclesia
GirlGreece
assembly
#883 →
Phylisia
Theta & Phylisia
GirlGreece
a variant of ‘Phyllis’, meaning ‘foliage’ or ‘leaf’
#884 →
Stefaine
Theta & Stefaine
GirlGreece
crowned, garlanded
#892 →
Demetris
Theta & Demetris
UnisexGreece
follower of Demeter, goddess of harvest
#893 →
Gelia
Theta & Gelia
GirlGreece
Sweetness or Joy
Yeleini
Theta & Yeleini
GirlGreece
Light, bright
#896 →
Christia
Theta & Christia
GirlGreece
Follower of Christ
#899 →
Magdalena
Theta & Magdalena
GirlGreece
Latinate form of MAGDALENE.
#902 ↑
Liddia
Theta & Liddia
GirlGreece
a form of Lydia, meaning 'from Lydia'; derived from Lydia, associated with beauty and nobility
#904 →
Cleoda
Theta & Cleoda
GirlGreece
Glory of the mountain