Best Sibling Names for Poseidon
Names chosen to complement Poseidon — matching origin (Greece), era, and style.
200 options127 girl107 boy
These sibling names share Poseidon's Greece roots or similar popularity era, and start with a different letter to avoid alliteration.
Sophia
Poseidon & Sophia
GirlGreece
wisdom
#5 →
Theodore
Poseidon & Theodore
BoyGreece
Theodōros (Θεόδωρος), meaning 'gift of God'.
#7 ↑
Sofia
Poseidon & Sofia
GirlGreece
Greek
#12 →
Alexander
Poseidon & Alexander
BoyGreece
defender of the people
#22 →
Chloe
Poseidon & Chloe
GirlGreece
blooming
#26 →
Luke
Poseidon & Luke
BoyGreece
Greek
#31 →
Elias
Poseidon & Elias
BoyGreece
Ελίας - 'Yahweh is my God'
#36 ↑
Athena
Poseidon & Athena
GirlGreece
Goddess of wisdom and warfare
#76 ↑
Nicholas
Poseidon & Nicholas
BoyGreece
victory of the people
#109 ↓
Khloe
Poseidon & Khloe
UnisexGreece
young green shoot, bud
#216 ↓
Thea
Poseidon & Thea
UnisexGreece
In Greek, Thea (Θεά) means 'goddess' or 'divine.'
#321 ↓
Orion
Poseidon & Orion
UnisexGreece
Greek
#373 ↓
Demi
Poseidon & Demi
UnisexGreece
half
#394 →
Ares
Poseidon & Ares
UnisexGreece
Greek
#414 ↑
Apollo
Poseidon & Apollo
UnisexGreece
of Apollo, god of the sun, music, and prophecy
#434 ↑
Alexis
Poseidon & Alexis
UnisexGreece
Greek
#448 ↓
Atreus
Poseidon & Atreus
BoyGreece
Greek
#457 ↑
Maia
Poseidon & Maia
GirlGreece
mother, nurse
#459 ↑
Lyra
Poseidon & Lyra
GirlGreece
lyre, a stringed musical instrument
#482 ↑
Karissia
Poseidon & Karissia
GirlGreece
grace; kindness
#501 →
Maxis
Poseidon & Maxis
BoyGreece
the greatest
#501 →
Sophiamaria
Poseidon & Sophiamaria
GirlGreece
Greek
#502 →
Alizander
Poseidon & Alizander
BoyGreece
Greek
#521 →
Alecxis
Poseidon & Alecxis
BoyGreece
defender of mankind
#522 →
Ilaina
Poseidon & Ilaina
GirlGreece
shining light
#525 →
Amarantha
Poseidon & Amarantha
GirlGreece
unfading
#537 →
Thomas
Poseidon & Thomas
BoyGreece
Twin
#41 →
Xenon
Poseidon & Xenon
BoyGreece
Stranger
#542 →
Leto
Poseidon & Leto
UnisexGreece
hidden
#543 →
Demetrion
Poseidon & Demetrion
BoyGreece
Follower of Demeter; earth mother.
#545 →
Synaia
Poseidon & Synaia
GirlGreece
from Sinai
#549 →
Andreous
Poseidon & Andreous
BoyGreece
Greek
#558 →
Sebastyn
Poseidon & Sebastyn
BoyGreece
Σεβαστιανός (Sebastianós) - Venerable, revered
#558 →
Demetrian
Poseidon & Demetrian
BoyGreece
follower of Demeter
#563 →
Andrew
Poseidon & Andrew
BoyGreece
Greek
#65 →
Nikolus
Poseidon & Nikolus
BoyGreece
victory of the people
#576 →
Ioseph
Poseidon & Ioseph
BoyGreece
יוסף (Yosef): 'He will add'
#578 →
Theo
Poseidon & Theo
UnisexGreece
Divine gift
#78 ↑
Nautia
Poseidon & Nautia
GirlGreece
of the sea
#594 →
Lydia
Poseidon & Lydia
UnisexGreece
from Lydia
#95 →
Damian
Poseidon & Damian
UnisexGreece
Greek
#108 →
Evangelena
Poseidon & Evangelena
GirlGreece
Greek
#617 →
Aglaé
Poseidon & Aglaé
GirlGreece
brightness, splendor
#624 →
Mayas
Poseidon & Mayas
BoyGreece
the brave one
#626 →
Melanie
Poseidon & Melanie
UnisexGreece
Dark-skinned or black.
#130 →
Aleithia
Poseidon & Aleithia
GirlGreece
Truth
#636 →
Nesia
Poseidon & Nesia
GirlGreece
Derived from 'nesos' meaning 'island' or a diminutive of 'Nesia,' often related to goddess names.
#637 →
Ilithya
Poseidon & Ilithya
GirlGreece
Greek
#648 →
Leon
Poseidon & Leon
UnisexGreece
Meaning 'lion'
#148 ↑
Klhroe
Poseidon & Klhroe
GirlGreece
Greek
#652 →
Sopia
Poseidon & Sopia
GirlGreece
Greek
#653 →
Alexandrah
Poseidon & Alexandrah
GirlGreece
Defender of man
#661 →
Ele
Poseidon & Ele
GirlGreece
light, torch
#669 →
Helo
Poseidon & Helo
BoyGreece
the sun
#680 →
Elenis
Poseidon & Elenis
GirlGreece
a variation of Helen, meaning 'light' or 'shining light'
#690 →
Alexia
Poseidon & Alexia
UnisexGreece
Defender, protector, helper
#696 →
Kyra
Poseidon & Kyra
UnisexGreece
lady
#698 ↓
Sias
Poseidon & Sias
BoyGreece
Greek
#698 →
Alex
Poseidon & Alex
UnisexGreece
Greek
#203 ↓
Alexandra
Poseidon & Alexandra
UnisexGreece
defender of mankind
#204 ↓
Illythia
Poseidon & Illythia
GirlGreece
midwife, healer
#706 →
Acacius
Poseidon & Acacius
BoyGreece
Not being troubled.
#711 →
Ismene
Poseidon & Ismene
GirlGreece
knowledgeable
#711 →
Timothy
Poseidon & Timothy
BoyGreece
From 'Timotheos', meaning 'honoring God' or 'in the honor of God'.
#211 ↓
Arkangel
Poseidon & Arkangel
BoyGreece
Greek
#715 →
Tyche
Poseidon & Tyche
GirlGreece
luck
#718 →
Alexea
Poseidon & Alexea
GirlGreece
defender of mankind
#721 →
Nikkos
Poseidon & Nikkos
BoyGreece
victorious
#722 →
Amyrion
Poseidon & Amyrion
BoyGreece
the one who is brave
#724 →
Xairexis
Poseidon & Xairexis
GirlGreece
Greek
#726 →
Akadia
Poseidon & Akadia
GirlGreece
from Arcadia, which describes a region of peace and harmony
#735 →
Kyrie
Poseidon & Kyrie
UnisexGreece
Greek
#237 →
Dimar
Poseidon & Dimar
BoyGreece
Derived from 'Dimitrios', meaning 'follower of Demeter'.
#759 →
Antanasia
Poseidon & Antanasia
GirlGreece
resurrection,
#764 →
Alexzandar
Poseidon & Alexzandar
BoyGreece
Defender of men
#769 →
Lyris
Poseidon & Lyris
GirlGreece
lyre; harmony
#770 →
Alezandra
Poseidon & Alezandra
GirlGreece
Greek
#774 →
Aries
Poseidon & Aries
UnisexGreece
Referring to the astrological sign of the Ram.
#785 ↑
Ambrose
Poseidon & Ambrose
UnisexGreece
Greek
#788 ↑
Demas
Poseidon & Demas
BoyGreece
Derived from the Greek name Δεμάς, meaning ‘the people’s opinion’ or ‘popular opinion’.
#790 →
Arkadian
Poseidon & Arkadian
BoyGreece
Greek
#800 →
Niccolas
Poseidon & Niccolas
BoyGreece
Greek
#812 →
Damien
Poseidon & Damien
UnisexGreece
To tame
#330 ↓
Thanatos
Poseidon & Thanatos
BoyGreece
death
#834 →
Kenteria
Poseidon & Kenteria
GirlGreece
Greek
#835 →
Joanna
Poseidon & Joanna
UnisexGreece
Hebrew
#339 ↓
Kiriana
Poseidon & Kiriana
GirlGreece
belonging to the Lord
#839 →
Nikera
Poseidon & Nikera
GirlGreece
Victory
#843 →
Daemeon
Poseidon & Daemeon
BoyGreece
A beloved name with deep roots
#845 →
Iakona
Poseidon & Iakona
BoyGreece
Derived from the name 'Jacobus', meaning 'supplanter'
#860 →
Stephen
Poseidon & Stephen
BoyGreece
Crown or Garland
#363 ↓
Tíea
Poseidon & Tíea
UnisexGreece
of the earth
#867 →
Demetriona
Poseidon & Demetriona
GirlGreece
Follower of Demeter, the goddess of harvest.
#875 →
Maximous
Poseidon & Maximous
BoyGreece
the greatest
#881 →
Ecclesia
Poseidon & Ecclesia
GirlGreece
assembly
#883 →
Helen
Poseidon & Helen
GirlGreece
light, torch
#395 ↑
Yeleini
Poseidon & Yeleini
GirlGreece
Light, bright
#896 →
Alexandria
Poseidon & Alexandria
UnisexGreece
defender of mankind
#403 ↓
Liddia
Poseidon & Liddia
GirlGreece
Greek
#904 →
Alekos
Poseidon & Alekos
BoyGreece
defender of mankind
#908 →
Sidona
Poseidon & Sidona
GirlGreece
Greek
#908 →
Damon
Poseidon & Damon
UnisexGreece
One who tames, subdues
#425 ↑
Makarius
Poseidon & Makarius
BoyGreece
Greek
#926 →
Ulizes
Poseidon & Ulizes
BoyGreece
Greek
#926 →
Damyen
Poseidon & Damyen
BoyGreece
To tame or subdue
#933 →
Akiles
Poseidon & Akiles
BoyGreece
the one who will be a hero
#943 →
Aleksia
Poseidon & Aleksia
GirlGreece
Defender of mankind
#944 →
Valasia
Poseidon & Valasia
GirlGreece
Greek
#944 →
Kronos
Poseidon & Kronos
BoyGreece
The personification of time; the father of Zeus
#945 →
Galatea
Poseidon & Galatea
GirlGreece
Greek
#951 →
Helena
Poseidon & Helena
GirlGreece
torch
#457 →
Neo
Poseidon & Neo
UnisexGreece
new
#974 ↑
Demerus
Poseidon & Demerus
BoyGreece
of the people
#975 →
Vasia
Poseidon & Vasia
GirlGreece
Royal, kingly.
#988 →
Eretira
Poseidon & Eretira
GirlGreece
a woman from Eritrea
#991 →
Margaretta
Poseidon & Margaretta
GirlGreece
pearl
#501 →
Theoplis
Poseidon & Theoplis
BoyGreece
Θεόφιλος - meaning 'friend of God'.
#502 →
Megale
Poseidon & Megale
BoyGreece
Greek
#503 →
Ulys
Poseidon & Ulys
BoyGreece
Greek
#503 →
Barbaraa
Poseidon & Barbaraa
GirlGreece
strange, foreign
#508 →
Thomos
Poseidon & Thomos
BoyGreece
twin
#510 →
Thamia
Poseidon & Thamia
GirlGreece
one who is to be valued or valued one
Castoria
Poseidon & Castoria
GirlGreece
One who is from Casterley; could also mean 'pure'
#512 →
Kazandra
Poseidon & Kazandra
GirlGreece
defender of man
#512 →
Lycurgus
Poseidon & Lycurgus
BoyGreece
wolf worker
#514 →
Thema
Poseidon & Thema
GirlGreece
theme or subject matter
#514 →
Dorus
Poseidon & Dorus
BoyGreece
A beloved name with deep roots
#515 →
Evagene
Poseidon & Evagene
GirlGreece
Well-born, noble.
#515 →
Speros
Poseidon & Speros
BoyGreece
Greek
#516 →
Lakyria
Poseidon & Lakyria
GirlGreece
the one who is pure and sacred
Theoedore
Poseidon & Theoedore
BoyGreece
Greek
Anastajia
Poseidon & Anastajia
GirlGreece
resurrection
Efthymia
Poseidon & Efthymia
GirlGreece
Greek
Arimentha
Poseidon & Arimentha
GirlGreece
swift
#519 →
Daimeon
Poseidon & Daimeon
BoyGreece
To tame or subdue.
#519 →
Giorgos
Poseidon & Giorgos
BoyGreece
Greek
Angeleia
Poseidon & Angeleia
GirlGreece
αγγελία - angel or messenger
#521 →
Euclide
Poseidon & Euclide
BoyGreece
glorious and good
#522 →
Klhloe
Poseidon & Klhloe
GirlGreece
Greek
Crysania
Poseidon & Crysania
GirlGreece
Golden or precious
#524 →
Euzelia
Poseidon & Euzelia
GirlGreece
well-born, noble
#524 →
Manolis
Poseidon & Manolis
BoyGreece
a form of Emmanuel, meaning God is with us
#524 →
Simitrio
Poseidon & Simitrio
BoyGreece
belonging to the sun
Cyria
Poseidon & Cyria
GirlGreece
Κυρία
#526 →
Zeneida
Poseidon & Zeneida
GirlGreece
Greek
#526 →
Rhodena
Poseidon & Rhodena
GirlGreece
Greek
#527 →
Dimia
Poseidon & Dimia
GirlGreece
Greek
Savalas
Poseidon & Savalas
BoyGreece
the savior
#530 →
Jonas
Poseidon & Jonas
UnisexGreece
Dove
#534 ↓
Theus
Poseidon & Theus
BoyGreece
Greek
#534 →
Alexius
Poseidon & Alexius
UnisexGreece
Αλέξιος (Defender)
#535 →
Eury
Poseidon & Eury
BoyGreece
Greek
#537 →
Dianthe
Poseidon & Dianthe
GirlGreece
divine flower
#541 →
Aggeliki
Poseidon & Aggeliki
GirlGreece
Messenger; angelic
#542 →
Theone
Poseidon & Theone
UnisexGreece
Greek
#545 →
Meliton
Poseidon & Meliton
BoyGreece
Ancient Greek
#546 →
Ageliki
Poseidon & Ageliki
GirlGreece
Greek
#550 →
Nectarios
Poseidon & Nectarios
BoyGreece
Νεκτάριος
#551 →
Nota
Poseidon & Nota
GirlGreece
a musical note
#552 →
Daphene
Poseidon & Daphene
GirlGreece
laurel tree, symbol of victory
#554 →
Charika
Poseidon & Charika
GirlGreece
Greek
#559 →
Katharine
Poseidon & Katharine
UnisexGreece
Pure
#559 →
Andrue
Poseidon & Andrue
BoyGreece
manly
#560 →
Dorothe
Poseidon & Dorothe
GirlGreece
Greek
#563 →
Irmiás
Poseidon & Irmiás
BoyGreece
guardian of the oath
Aryadne
Poseidon & Aryadne
GirlGreece
most holy
Dorelia
Poseidon & Dorelia
GirlGreece
a form of the name 'Doris', meaning 'of the sea'
#566 →
Christipher
Poseidon & Christipher
BoyGreece
Bearer of Christ
#568 →
Myrra
Poseidon & Myrra
GirlGreece
Greek
Olethia
Poseidon & Olethia
GirlGreece
Greek
#569 →
Capus
Poseidon & Capus
BoyGreece
Greek
#570 →
Galen
Poseidon & Galen
UnisexGreece
calm, healer
#570 →
Eustis
Poseidon & Eustis
BoyGreece
well-pleased, satisfaction
#573 →
Lygia
Poseidon & Lygia
GirlGreece
a lyre or musical instrument; from the word 'lygus', a reference to a type of locust
#575 →
Andropolis
Poseidon & Andropolis
BoyGreece
Man city
#579 →
Jocasta
Poseidon & Jocasta
GirlGreece
Greek
#581 →
Nichalaus
Poseidon & Nichalaus
BoyGreece
victory of the people
#581 →
Stphen
Poseidon & Stphen
BoyGreece
crown, wreath
#582 →
Melitta
Poseidon & Melitta
GirlGreece
Honeybee
#583 →
Andrenika
Poseidon & Andrenika
GirlGreece
brave, strong
#584 →
Clida
Poseidon & Clida
GirlGreece
Pride
#585 →
Sasia
Poseidon & Sasia
GirlGreece
the gift of the goddess
#585 →
Sotiris
Poseidon & Sotiris
BoyGreece
Greek
Iolia
Poseidon & Iolia
GirlGreece
Violet, a flower; also can refer to dawn or daybreak.
#588 →
Jeorgina
Poseidon & Jeorgina
GirlGreece
earthworker; farmer
#589 →
Delia
Poseidon & Delia
UnisexGreece
from Delos
#590 →
Danayia
Poseidon & Danayia
GirlGreece
Greek
Melica
Poseidon & Melica
GirlGreece
honey
#591 →
Demetrias
Poseidon & Demetrias
UnisexGreece
Of Demeter; belonging to the earth.
#592 →
Alexan
Poseidon & Alexan
BoyGreece
Defender of the people
#597 →
Asiane
Poseidon & Asiane
GirlGreece
Greek
Corene
Poseidon & Corene
GirlGreece
maiden, girl
#598 →
Anatolia
Poseidon & Anatolia
GirlGreece
the land where the sun rises
Konstantino
Poseidon & Konstantino
BoyGreece
Constant, steadfast
#604 →
Hodalis
Poseidon & Hodalis
GirlGreece
Brightness or Shining
Mariamne
Poseidon & Mariamne
GirlGreece
Greek
Dorian
Poseidon & Dorian
UnisexGreece
Greek
#608 ↓
Theressa
Poseidon & Theressa
GirlGreece
Greek
#611 →
Loanna
Poseidon & Loanna
GirlGreece
God is gracious
#612 →
Stamatios
Poseidon & Stamatios
BoyGreece
immortal
#615 →