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Home › Baby Names Directory › Thomas

Thomas

♀ Girl

Pronounced TOM-us /ˈtɒm.əs/High

Meaning: From the Aramaic te'oma (via Greek Thomas), 'twin.' Borne by the apostle Thomas ('Doubting Thomas') of the New Testament. It is overwhelmingly a boy's name; used here for a girl, the cross-sex lean is flagged clearly.Medium

In 30 seconds: A classic meaning 'twin': Thomas is the apostle's name (said 'TOM-us'). It is overwhelmingly a boy's name — we flag the cross-sex lean clearly.
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Origin MediumAramaic, Greek
MeaningFrom the Aramaic te'oma (via Greek Thomas), 'twin.' Borne by the apostle Thomas ('Doubting Thomas') of the New Testament. It is overwhelmingly a boy's name; used here for a girl, the cross-sex lean is flagged clearly.
U.S. rank (2024)#17412 ↘ Falling
2024 U.S. births5 girls (0.00% of U.S. girls)
Peak year1983
Total births (all-time)≈ 8,504

Popularity in the U.S. · SSA data

peak 198318802024

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

Thomas comes from the Aramaic for 'twin' (via Greek), the name of the apostle Thomas in the New Testament. It is overwhelmingly a boy's name; used here for a girl, we flag the cross-sex lean clearly and plainly (said 'TOM-us').

For girls it is exceedingly rare in the U.S., against overwhelming boys' use. Rare for girls, classic, and boy-leaning.

Did you know? Thomas is Aramaic for 'twin,' borne by the apostle Thomas ('Doubting Thomas') — and it is overwhelmingly a boy's name; used here for a girl, the cross-sex lean is flagged clearly (said 'TOM-us').
Overall data confidence 50%
References — Thomas — Aramaic/Greek 'twin'; apostle Thomas; overwhelmingly male

Variations

ThomasinaTomasaThomasin

Nicknames

TommieTam

Famous Bearers

  • Famous bearers coming soon.

If you like Thomas…

Tomasa— a like feminine Thomas form
Tamsin— a like feminine Thomas pick
Dorcas— echoes that soft -as sound
Lucas— the same classic feel
Sylas— a fellow Greek choice

Explore names like Thomas

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Frequently Asked

What does the name Thomas mean?

Thomas is Aramaic/Greek for 'twin' — the name of the apostle Thomas. It is overwhelmingly a boy's name.

How do you pronounce Thomas?

It's said TOM-us /ˈtɒm.əs/ — 2 syllables, stress on the first.

Is Thomas a boy or girl name?

Thomas is overwhelmingly a boy's name; used here for a girl, we flag the cross-sex lean clearly.

How popular is Thomas?

Thomas is exceedingly rare for girls and very common for boys in the U.S.

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