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Theia as a Baby Name. Meaning and Origin of Theia

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The baby name Theia is a Female name , 2 syllables long and is pronounced THEE-uh (/ˈθiːə/),THAY-uh (/ˈθeɪə/).

Theia is Greek in Origin.

Gender: Female
Syllables: 2.0
Origin: Greek
Pronunciation: THEE-uh (/ˈθiːə/),THAY-uh (/ˈθeɪə/)

What is the meaning of the name Theia ?

The baby name Theia is a Female name , 2 syllables long and is pronounced THEE-uh (/ˈθiːə/),THAY-uh (/ˈθeɪə/).

Theia is Greek in Origin.

Theia derives from ancient Greek Θεία, a Titaness whose name means “goddess” or “divine,” related to theos “god.” In myth she is also called Euryphaessa (“wide-shining”), mother of Helios, Selene, and Eos, and associated with sight, brilliance, and precious metals and gems. As a given name, Theia thus carries senses of divinity, radiance, and clear vision.

Usage of Theia as a personal name is modern and relatively rare, gaining attention with renewed interest in mythological names and the astronomical nickname for the hypothesized protoplanet that helped form the Moon. Common variants and short forms include Thea, Thia, and Teia; related but etymologically distinct are Dorothea and Theodora (meaning “gift of God”). English pronunciations vary between THEE-uh and THAY-uh. Theia offers a luminous, classical alternative to Thea, balancing familiar sounds with a storied, cosmological pedigree.

Theia has the following similar or variant Names

Theia – Popularity by country

Based on birth registration data from national statistics agencies.

Country Gender Year Rank Born of
Ireland Girls 2025 #1 874
Switzerland Girls 2024 #134 2 1,786
GR 0 #135 1 3,911
Sweden Girls 2022 #177 3 1,568
AE 0 #187 1 10,220
Canada Girls 2024 #273 13 2,795
JM Girls 0 #278 1 7,507
JO Girls 0 #339 1 7,570
CN Girls 0 #359 1 8,829
France Girls 2020 #390 5 3,215
YE 0 #398 1 8,639
PH Girls 0 #428 2 13,098
SG Girls 0 #632 1 18,916
IL Girls 0 #645 1 11,648
HK Girls 0 #650 1 16,104
IQ Boys 0 #697 1 13,071
BR Boys 0 #785 1 12,213
United States Girls 2024 #808 109 8,487
TN 0 #865 1 13,765
BR Girls 0 #990 3 12,708
SA Girls 0 #1,014 1 25,931
MY Girls 0 #1,072 1 24,821
CO Girls 0 #1,152 1 16,140
TR 0 #1,253 2 19,440
ZA Boys 0 #1,272 1 25,619

Theia is popular in 23 countries — most recent births per country:

United States
Canada
Sweden
Scotland, United Kingdom
Switzerland

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People also ask about Theia

Theia is predominantly a girl's name.
Theia is a 2 syllable name, pronounced THEE-uh (/ˈθiːə/),THAY-uh (/ˈθeɪə/).
Common nicknames and spelling variations include Thea, Thia, Tea, Téa, Teia and Théia.
Yes, very popular — Theia ranked #1 in Ireland in 2025, and appears in official birth registries across 7 countries.
Theia ranks highest in Ireland (#1 in 2025).
Theia's popularity is rising significantly. It moved from #891 in 2014 to #808 in 2024 in United States.