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Home › Baby Names Directory › Alethea

Alethea

♀ Girl

Pronounced al-uh-THEE-uh /æl.ə.ˈθi.ə/Medium

Meaning: truthMedium

In 30 seconds: Alethea is a Greek girl's name meaning 'truth.'
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Origin MediumGreek
Meaningtruth
U.S. rank (2025)#3030 ↘ Falling
2025 U.S. births54 girls (0.00% of U.S. girls)
Peak year1973
Total births (all-time)≈ 4,967

Popularity in the U.S. · SSA data

peak 197318922025

U.S. births per year (Social Security Administration, 1880–present). Pink marker = peak year.

SSA data updated May 2026. How we source & verify this data.

History & Origin

Alethea comes straight from the Greek word for truth. It carries that single clear meaning, which gives the name a quiet, virtue-driven character. Names drawn from Greek abstractions like this were favored especially in earlier centuries as expressions of an ideal.

Its four soft syllables and open vowels give it a graceful, almost classical sound that suits its meaning.

Did you know? The meaning usually attached to Alethea is 'truth', and that core idea is what gives the name most of its long-term appeal.
Overall data confidence 78%
Behind the Name - Alethea — etymology, usage, pronunciation, and related formsU.S. Social Security Administration — 2024 popularity rank and count supplied in the batch input CSVEtymology — Alethea — meaning/etymology

Variations

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Nicknames

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Famous Bearers

  • ★Alethea Hayter (1911-2006)
    English literary biographer and author of Opium and the Romantic Imagination

If you like Alethea…

Althea— Greek-rooted name with a very close sound to Alethea
Thea— shorter Greek name sharing the same final syllables
Theodora— Greek name built on virtue-themed roots, like Alethea
Azalea— echoes that soft -ea sound
Dorothea— shares the -ea ending

Explore names like Alethea

By themeenglish
By meaningTruth

All themes →All meanings →All origins →

Frequently Asked

What does the name Alethea mean?

Alethea is usually explained as meaning 'truth' and is most often linked with English tradition.

How do you pronounce Alethea?

It's commonly said al-uh-THEE-uh /æl.ə.ˈθi.ə/.

Is Alethea a boy or girl name?

In this batch and in recent U.S. usage data, Alethea is used as a girl name.

How popular is Alethea?

In 2024, Alethea ranked #2649 in the U.S. for girls, with 65 births recorded.

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