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Dillon

Gender-neutral name · Irish · Irish surname

US rank
#929
Syllables
2
Peak
#73 in 1992

253 babies were named Dillon in the US in 2025. It has dropped 261 places in five years.

Found on lists

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US births per million girls, 1986–2025

01938198620002025

US births per million boys, 1892–2025

01,3002,60018921920196020002025

Most popular states (2025)

WV rank #330LA rank #450CT rank #498OR rank #529MD rank #571

Similar names

Popularity: U.S. Social Security Administration (babies with 5+ births per year).

Did you know?

A few things about Dillon you might not know, from US birth records and Wikipedia. Handy for convincing a partner, or a grandparent.

Dillon Brooks

Famous Dillon

Dillon Brooks

Canadian basketball player (born 1996)

Choose Dillon and your child shares a first name with Dillon Brooks, a Canadian basketball player. A ready-made answer when someone asks “Dillon, like who?” Dillon Brooks's Wikipedia article is available in 26 languages, a good sign of just how widely known they are.

Read about Dillon Brooks on Wikipedia (opens in a new tab)

Photo: Sandro Halank, Wikimedia Commons, CC BY-SA 4.0 (opens in a new tab), via Wikimedia Commons

  • How commonAbout 1 in every 6,752 baby boys born in the US in 2025 was named Dillon, 253 babies in all. In a typical school of 500 kids, your Dillon would very likely be the only one.
  • HistoryDillon first shows up in US birth records in 1892, the first year at least 5 babies got it. It has been in use for 133 years since.
  • Best yearIt was far more popular in 1992, when it ranked #73. Today it's #929, so it could be due a comeback.
  • Then vs nowDillon was 7.8× more common in 2000 than it is today. In 2000 it was given to about 1 in 868 baby boys; in 2025, about 1 in 6,752.
  • TrendDillon has slipped 261 places over the last five years and now sits at #929. Good news if you want a familiar name that fewer kids will share.
  • Where it's lovedDillon is most popular in West Virginia, where it ranks #330, followed by Louisiana (#450) and Connecticut (#498). It's in the top 1,000 in 19 states.
  • Boy or girlDillon is given to both boys and girls: 86% of the 294 babies named Dillon in 2025 were boys. That makes it one of the names that truly works for either.

About the name Dillon

Dillon is a gender-neutral name of Irish and Irish surname origin. It has 6 letters and 2 syllables, starting with D and ending in “-lon”. US birth records list Dillon for boys from 1892 to 2025, in 116 of those 134 years. Its best year was 1992, when it ranked #73 among boy names. In 2025 it ranked #929, with 253 babies. Of the 294 US babies named Dillon in 2025, 14% were girls and 86% were boys.

Origin:Irish namesIrish surname names

Dillon for girls, by decade
DecadeBabies per millionAbout 1 in
1980s4.9203,046 girls
1990s9.9100,908 girls
2000s1097,276 girls
2010s1953,447 girls
2020s3230,801 girls
Dillon for boys, by decade
DecadeBabies per millionAbout 1 in
1890s1379,761 boys
1910s1952,029 boys
1920s1565,189 boys
1930s1285,837 boys
1940s6.2160,256 boys
1950s3.8263,158 boys
1960s4.1243,902 boys
1970s2933,910 boys
1980s2394,183 boys
1990s1,677596 boys
2000s8901,124 boys
2010s3802,634 boys
2020s1955,125 boys

More Irish names

Questions about the name Dillon

What is the origin of the name Dillon?

Dillon has Irish, Irish surname roots in our records. Other Irish names include Liam, Owen, Abigail.

Is Dillon a boy or girl name?

Both. Dillon is used for boys and girls: in 2025, 14% of US babies named Dillon were girls.

How popular is the name Dillon?

Dillon ranked #929 for US boys in 2025, given to 253 babies. Its best year was 1992 (#73).