MallowbyNames

Dillen

DIL-en · Of uncertain origin; possibly a variant of Dillon or Dylan, or a modern invented name.

Peak popularity
2003
Usually for
Boys
Trend
Declining since 2004

Declining since 2004.

Popularity of Dillen since 1991

Babies named Dillen per year in U.S. Social Security records.

132740200020102020Most births 2003GirlsBoys
GirlsBoys
Data table (by decade)
DecadeGirlsBoys
1990s0262
2000s56306
2010s0113
2020s010

Meaning & origin

Dillen is a relatively modern name that first appeared on U.S. birth records in 1991, reflecting the trend of names ending in the popular -en suffix that emerged in the late 20th century. Its highest level of usage came in 2003, when it reached its peak year, but since 2004 its trajectory has been falling, with fewer parents choosing the name each year. Despite not ranking among the top 1,000 names, Dillen has maintained a small but steady presence, particularly in the 2000s decade. The name's etymology is uncertain, and it may be a creative respelling or blend of more established names like Dillon or Dylan. Because of its modern origins and lack of a clear meaning, Dillen exemplifies the trend of invented names that appeal to parents seeking a distinctive yet familiar-sounding choice.

Dillen is a modern name that first appears in U.S. records in 1991. It may have been formed by blending or altering names like Dillon (of Irish origin, meaning 'faithful' or 'loyal') or Dylan (of Welsh origin, meaning 'son of the sea' or 'born from the ocean'), or it might simply be a fashionable invention influenced by the popular -en suffix. The name has seen modest use in English-speaking countries since the 1990s.

Nicknames & variants

Nicknames: Dill

Sibling names for Dillen

Names that share Dillen's style, for a brother or sister.

A parent animal hugging its little one, the personalized name page

D is for Dillen, our favorite little boy.

D is for Dillen…”

In a Mallowby alphabet book, Dillen's letter becomes Dillen's page: hand-illustrated, printed hardcover or paperback, made just for them.

Make Dillen's book

Books for siblings or grandkids? The second book is 15% off.

Questions parents ask

What does the name Dillen mean?
The meaning of Dillen is uncertain. It may be a variant of Dillon or Dylan, or a modern invented name.
How popular is the name Dillen?
Dillen is an uncommon name in the United States. It peaked in popularity in 2003 and has been declining in use since 2004.
Is Dillen a boy or girl name?
Dillen is predominantly a boy's name, though it could be used for any gender.