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The first name Dillan

A boy’s name.

2 syllables Male

Meaning and origin

Variant of Dylan.

From Wiktionary (CC BY-SA 4.0).

Popularity

Babies registered in England and Wales, 1996–2025

In 2025, 7 boys were named Dillan, making it the 2,952nd most popular boys’ name. It peaked in 2011, with 53 births (#631).

03060 1996200020052010201520202025
916
babies named Dillan, 1996–2025
#2,952
rank in 2025
2011
peak year

Office for National Statistics; years with fewer than three births are not published and show as zero. Compare Dillan with other names.

Popularity in the United States

Babies named Dillan at birth, 1880–2025

In 2025, 28 boys born in the United States were named Dillan, the 3,871st most popular boys’ name that year. It was used most in 1992, when 341 were.

0200400 188018851890189519001905191019151920192519301935194019451950195519601965197019751980198519901995200020052010201520202025
GirlsBoys
7,387
babies named Dillan since 1880
#3,871
rank in 2025
1992
peak year

US Social Security Administration, from applications for a Social Security card. A name is only published for a year when at least five babies were given it, so quieter years show as zero.

Questions

What does the name Dillan mean?
Variant of Dylan.
How popular is the name Dillan?
In 2025, 7 boys born in England and Wales were named Dillan, ranking 2,952nd. Its peak was 2011, with 53 births.
Is Dillan a boy's or a girl's name?
Mostly a boy's name: 95% of the 7,387 US babies named Dillan since 1880 were boys.
When was Dillan most popular?
1992 in the United States, when 341 babies were named Dillan, its highest rank at 553rd.