Knox

#196 in 2025Boys' name

Round hill

Knox has been given to 24,382 babies in the U.S. since 1881. In 2025 it ranked #196 of 13,926 boys’ names in use. Its peak year was 2022, with 1,902 recorded.

Babies named Knox, 2025

1 in 1,810

Knox over time, 1880–2025

BoysGirls
05001K1.5K2K18801900192019401960198020002020

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 Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.

Knox: meaning, origin, and history

Round hill

Scottish surname, from Gaelic

About Knox

Knox is a Scottish surname turned given name, derived from places called Knock and ultimately from Gaelic cnoc, “round hill.” Its compact spelling contains a silent k and ends with a strong ks sound. Historical surnames give it Scottish and American connections, while artist Knox Martin supplies a prominent example of Knox as a first name.

Meaning and Scottish history

The surname developed from place names, identifying people through a location associated with a hill. Knock and Knox belong to this geographical background. The meaning is rooted in the landscape rather than in an occupation or a title.

One of the best-known historical bearers was John Knox, a leading figure in the Scottish Reformation. He was among the six ministers who prepared the Scots Confession in 1560, a statement of Protestant belief. That religious history made the surname especially recognizable in Scotland and in communities influenced by Scottish Protestant traditions.

The modern first name retains the surname's spelling. Its place-name origin is older than its recent visibility in American baby-name rankings, where Knox has become considerably more common during the twenty-first century.

An American historical connection

Henry Knox gives the surname another important association. A Boston bookseller who became an artillery officer in the American Revolution, he organized the transport of captured cannon from Fort Ticonderoga in New York to the Boston siege lines during the winter of 1775–1776.

The operation moved heavy artillery over a difficult winter route. Knox later commanded artillery during the war, including at Yorktown. His career links the name with the practical military work behind the Revolution, while John Knox connects it with a very different period of religious and political change.

Knox Martin and modern art

Artist Knox Martin was born in Barranquilla, Colombia, in 1923 and moved to New York as a young child. He studied at the Art Students League after military service and became associated with the New York art world. He died in 2022.

Martin's paintings combined geometric shapes, organic forms, bright colour, and references to the human figure. His work crossed boundaries between approaches associated with Abstract Expressionism, Pop art, and colour-field painting. That range makes a single movement label an incomplete description of his career.

Among his large public works was Venus, a twelve-story New York mural created in 1970. Martin offers a creative association for Knox that differs from the military and religious history of its famous surname bearers.

Pronunciation and form

Knox is pronounced NOKS in English, with the initial k silent. It has one syllable and the same closing sound as the ordinary word knocks. The written x represents the final combination of k and s.

The name is already compact, so it does not depend on an established shorter form. Knock is a related surname and place-name spelling. Other short surnames such as Brooks or Hayes may have a comparable shape, but they do not share Knox's Gaelic hill root.

American popularity

Knox was rare in the United States at the start of this century: 22 boys received the name in 2000. By 2010, that figure had grown to 579, and it ranked #459.

Its largest annual count came in 2022, with 1,902 boys. In 2025, it reached its best rank, #196, with 1,836 births. The slightly lower count alongside a stronger rank reflects its position among that year's other names rather than a new record in the number of babies.

Sources & methodologyReferences, data & attribution

Meaning, history, and cultural connections draw on the references below. Existing Wiktionary material is attributed under CC BY-SA 4.0 where applicable. American popularity figures use the local Social Security Administration exact-spelling series; counts below five for a name, sex, and year are omitted.

Wiktionary material is available under CC BY-SA 4.0.

How popular is Knox?

In 2025, Knox ranked #196 among boys in the United States, with 1,836 recorded uses. The U.S. birth records first list this spelling for boys in 1881; its largest annual count was 1,902 in 2022. Rankings count each spelling separately. They describe national use, so local familiarity can differ. The popularity chart shows whether the name has remained common, returned after a quieter period, or risen recently.

How common is Knox?

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

Among all babies, 2025
1 in 1,810
1,836 of 3,315,165 births
Among boys only
1 in 930
0.11% of boys
Rank, 2025
#196
of 13,926 boys’ names in use
Coin-flip room size
1,253 kids
Even odds of a second one

Where Knox 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 201%
Class of 302%
Grade of 1005%
School of 50024%

Put another way: gather 1,253 children born in 2025 and it's an even bet that one of them is another Knox. In a class of 30 the chance is 2%.

When Knoxs were born

Half of everyone ever recorded as Knox was born before 2018 — so the typical Knox is around 7 today.

Median birth year
2018
About 7 years old
Biggest decade
2010s
49.9% of all use
Born in the last 25 years
96.4%
A modern name
Recorded since 1950
23,612
People you could plausibly meet
Choose a decade

2010s — 49.9% of all recorded uses (12,055).

Is Knox 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
+13
Places climbed
Rank vs 5 years ago
+42
Places climbed
Rank vs 10 years ago
+62
Places climbed
Births vs 10 years ago
1.31×
More babies than then
Share of its own peak
96.5%
Peak was 2022 (1,902)
Years since peak
3
Years
Year-to-year steadiness
Volatile
29.3% average annual change
Best rank ever
#196
2025

Spellings of Knox

Knox is the most-used spelling, taking 25.3% of the 95,437 babies given a near-identical spelling.

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 Knox is used

Across 2016–2025, Knox was most concentrated in South Dakota — about 1 in 239 boys, against 1 in 911 across all states with data. It was least common in District of Columbia (1 in 7,143).

14418 per 100,000

Most concentrated

  1. 1South Dakota1 in 239
  2. 2Nebraska1 in 299
  3. 3North Dakota1 in 321
  4. 4Montana1 in 358
  5. 5Iowa1 in 360
  6. 6Utah1 in 380
  7. 7Wyoming1 in 408
  8. 8Arkansas1 in 418

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, Knox is somewhat regional — more concentrated than 66% of the names used widely enough to compare. See the most regional names

Knox around the world

Where Knox 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
    2009–2025
    #822
    in 2025
  • Scotland
    2011–2025
    #298
    in 2025
  • Northern Ireland
    2020–2020
    #392
    in 2020
  • Ireland
    2019–2024
    #655
    in 2024
  • Canada
    2008–2024
    #377
    in 2024
  • South Australia
    2010–2013
    #499
    in 2013

Popularity data from Office for National Statistics, National Records of Scotland, Northern Ireland Statistics and Research Agency, Central Statistics Office, Statistics Canada and Consumer and Business Services (South Australia). ONS, NRS, NISRA data under Open Government Licence v3.0. CSO, CBS SA data under CC BY 4.0. StatCan data under Statistics Canada Open Licence.

Notable people named Knox

People whose public names include Knox, 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.

Knox by the numbers

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

As a boy's name

Rank in 2025
#196
Trend vs 5 yrs ago
Up 42
Best rank ever
#196
2025
Peak year
2022
1,902 that year
First recorded
1881
Last recorded
2025
All-time count
24,142
Count in 2025
1,836

As a girl's name

Rank in 2025
#8,119
Trend vs 5 yrs ago
Down 1,617
Best rank ever
#4,728
2022
Peak year
2022
29 that year
First recorded
2011
Last recorded
2025
All-time count
240
Count in 2025
13

Names similar to Knox

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

Names with a curve like Knox

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

Sibling names for Knox

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 Knox