Thomas

#34 in 2025Boys' name

Twin

Thomas has been given to 2,367,087 babies in the U.S. since 1880. In 2025 it ranked #34 of 13,926 boys’ names in use. Its peak year was 1952, with 48,647 recorded.

Babies named Thomas, 2025

1 in 479

Thomas over time, 1880–2025

BoysGirls
020K40K60K18801900192019401960198020002020

Based on births in the U.S. Babies given the name each year. Hover the chart — or focus it and use the arrow keys — for any year. Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.

Thomas: meaning, origin, and history

Twin

Aramaic name through Greek

About Thomas

Thomas is an Aramaic name meaning “twin.” Familiar through the apostle Thomas, medieval saints, and later writers and inventors, it combines a long history with a straightforward English sound. Tom and Tommy offer established shorter forms, while the full name remains compact at two syllables.

Meaning and origin

Thomas comes through Greek from Aramaic Te’oma, meaning “twin.” The Greek form helped carry the name into Christian naming traditions and later European languages. English retained the familiar th spelling while pronouncing the opening as a t sound.

The name belongs to an international family that includes French Thomas, Spanish Tomás, and Italian Tommaso. Their different stress patterns and spellings give the same older name several distinct modern forms. English Thomas has become familiar enough to feel at home beside other longstanding names such as William and James.

Biblical and medieval history

In the New Testament, the apostle Thomas is known for initially doubting the news of Jesus’s resurrection. The account later places him face to face with the risen Jesus. That story made Thomas one of the most recognizable apostolic names in Christian tradition.

Thomas Becket added a particularly important English connection. The archbishop of Canterbury was murdered in his cathedral in 1170, and his shrine became a major pilgrimage destination. Thomas Aquinas, the medieval philosopher and theologian, provides another lasting religious association.

Writers and inventors

Novelist Thomas Hardy gives the name a literary connection, while Thomas Edison adds an association with invention. Edison’s work included the phonograph and the development of electric lighting systems. These later bearers broaden Thomas beyond its biblical and medieval setting.

The range of associations helps explain the name’s versatility. Thomas can feel formal in a historical context, ordinary in everyday conversation, and more relaxed when shortened to Tom.

Pronunciation and nicknames

The usual English pronunciation is TOM-us, with stress on the first syllable. Its opening uses the t sound heard in “time,” despite the written th. The final syllable is unstressed, giving the name a balanced, two-part rhythm.

Tom reduces the name to a single syllable, while Tommy keeps two syllables with a lighter ending. Both are established familiar forms. The full Thomas is already brief enough for everyday use, so it also works comfortably without shortening.

Related names and style

Tomás and Tommaso are related alternatives with different language connections. For a similar established English style, compare Thomas with James, William, and Edward. Samuel and Daniel offer other familiar biblical names with a longer full form and a short everyday option.

American usage and historical context

Thomas ranked #34 for boys in the United States in 2025, rising from #51 in 2015. Its largest annual count was 48,647 in 1952. The recent rise shows Thomas retaining contemporary appeal alongside its much longer naming history.

Sources & methodologyReferences, data & attribution

Meaning and history draw on the references below. Popularity figures use published U.S. Social Security Administration records for this spelling, which omit counts below five for a name, sex, and year.

Wiktionary material is available under CC BY-SA 4.0.

How common is Thomas?

Everything below is computed from the 2025 data — the most recent year available.

Among all babies, 2025
1 in 479
6,917 of 3,315,165 births
Among boys only
1 in 247
0.40% of boys
Rank, 2025
#34
of 13,926 boys’ names in use
Coin-flip room size
333 kids
Even odds of a second one

Where Thomas sits on the popularity scale

Rarest published (5 a year)#1 — Liam (20,818)

Chance at least one other child shares the name

If the other children were drawn at random from the 2025 national name distribution. Real classrooms cluster by region and community, so treat these as a floor, not a ceiling.

Class of 204%
Class of 306%
Grade of 10019%
School of 50065%~1.0 kids

Put another way: gather 333 children born in 2025 and it's an even bet that one of them is another Thomas. In a class of 30 the chance is 6%.

When Thomass were born

Half of everyone ever recorded as Thomas was born before 1956 — so the typical Thomas is around 69 today.

Median birth year
1956
About 69 years old
Biggest decade
1950s
19.3% of all use
Born in the last 25 years
8.4%
Mostly a past generation
Recorded since 1950
1,504,549
People you could plausibly meet
Choose a decade

1950s — 19.3% of all recorded uses (454,385).

Is Thomas rising or falling?

Rank movement and count movement can disagree — the number of distinct names in use keeps growing, so a name holding a steady count still slides down the list. Both are shown.

Rank vs 1 year ago
+5
Places climbed
Rank vs 5 years ago
+11
Places climbed
Rank vs 10 years ago
+17
Places climbed
Births vs 10 years ago
0.96×
Fewer babies than then
Share of its own peak
14.2%
Peak was 1952 (48,647)
Years since peak
73
Years
Year-to-year steadiness
Very steady
3.6% average annual change
Best rank ever
#8
1880

Spellings of Thomas

Thomas is the most-used spelling, taking 98.7% of the 2,389,279 babies given a near-identical spelling.

  • Thomas98.7%2,358,576
  • Tomas1.3%30,703

Grouped by closeness of spelling (up to two letter changes), same sex, with a floor on all-time use. It catches Sophia/Sofia and Aiden/Ayden, and misses spellings that sound alike but look different, like Sean and Shawn.

Where Thomas is used

Across 2016–2025, Thomas was most concentrated in Vermont — about 1 in 102 boys, against 1 in 225 across all states with data. It was least common in California (1 in 345).

290978 per 100,000

Most concentrated

  1. 1Vermont1 in 102
  2. 2District of Columbia1 in 104
  3. 3New Hampshire1 in 109
  4. 4Wyoming1 in 110
  5. 5Massachusetts1 in 115
  6. 6Maine1 in 123
  7. 7Rhode Island1 in 125
  8. 8Montana1 in 139

Shading is the share of that state's recorded boys given this name, not the raw count — otherwise the map would just show which states are biggest. Unshaded states have no published records for this period. U.S. birth records suppress state-year counts below 5; state counts therefore don't add up to the national total. Every state links to its full rankings.

Geographically, Thomas is used remarkably evenly across the country — more concentrated than 5% of the names used widely enough to compare. See the most regional names

Thomas around the world

Where Thomas ranks in official birth records elsewhere in the world. Rankings only — the number of births isn’t comparable between places, so it isn’t shown.

  • England & Wales
    1996–2025
    #35
    in 2025
  • Scotland
    1974–2025
    #21
    in 2025
  • Northern Ireland
    1997–2025
    #18
    in 2025
  • Ireland
    1964–2025
    #16
    in 2025
  • France
    1900–2025
    #155
    in 2025
  • Norway
    1880–2025
    #106
    in 2025
  • Canada
    1991–2024
    #10
    in 2024
  • South Australia
    1944–2013
    #13
    in 2013
  • New South Wales
    1952–2025
    #13
    in 2025

Popularity data from Office for National Statistics, National Records of Scotland, Northern Ireland Statistics and Research Agency, Central Statistics Office, Institut national de la statistique et des études économiques, Statistics Norway, Statistics Canada, Consumer and Business Services (South Australia) and NSW Registry of Births, Deaths & Marriages. ONS, NRS, NISRA data under Open Government Licence v3.0. CSO, SSB, CBS SA, NSW BDM data under CC BY 4.0. INSEE data under Licence Ouverte / Etalab 2.0. StatCan data under Statistics Canada Open Licence.

Notable people named Thomas

People whose public names include Thomas, backed by Wikidata given-name records and ordered by linked Wikimedia pages. The name may be a middle name.

People data from Wikidata (CC0). Fame is measured, not judged — the order reflects how widely each person is documented, not the U.S. birth records popularity this page is otherwise about.

Thomas in other languages

Cross-language forms and variants of Thomas. Linked forms have their own page here.

Variant forms from Wikidata (CC0). Most are used mainly outside the United States; U.S. birth records statistics cover US usage only.

Thomas by the numbers

The raw record for each sex the name is used for.

As a boy's name

Rank in 2025
#34
Trend vs 5 yrs ago
Up 11
Best rank ever
#8
1880
Peak year
1952
48,647 that year
First recorded
1880
Last recorded
2025
All-time count
2,358,576
Count in 2025
6,917

As a girl's name

Rank in 2025
#13,071
Trend vs 5 yrs ago
Down 1,023
Best rank ever
#535
1881
Peak year
1983
147 that year
First recorded
1880
Last recorded
2025
All-time count
8,511
Count in 2025
7

Names similar to Thomas

Matched on shared beginnings and endings, similar length, and comparable popularity.

Names with a curve like Thomas

Not spelling — timing. These names rose, peaked and faded in the same years as Thomas, so they read as being from the same moment even when they look nothing alike.

Sibling names for Thomas

Names from the same era and popularity tier — the two things that make a sibling set feel deliberate — skipping lookalike spellings and shared initials.

Explore around Thomas