MallowbyNames

Dalett

dal-ET · Of uncertain origin; possibly a modern invented name or a diminutive form of names like Dale or Dalia.

2025 rank (girls)
#3,577
Babies named in 2025
42
Peak popularity
2021
2025 frequency
1 in 38,268 girls
Usually for
Girls
Trend
Declining since 2022

Declining since 2022, #3,577 for girls today.

Popularity of Dalett since 2020

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

601211812020Most births 2021Girls
Data table (by decade)
DecadeGirls
2020s682

Meaning & origin

Dalett is a very recent addition to American baby names, first appearing in 2020. It reached a peak rank of 3,577 in 2021, when it was given to roughly 1 in 38,268 newborns. Since 2022, its trajectory has been falling, reflecting a brief initial interest that quickly waned. The name is most popular in Texas and California. As a modern coinage, Dalett lacks deep historical roots, but its melodic ending aligns with contemporary trends for soft, feminine names. Parents choosing Dalett may appreciate its uniqueness and contemporary feel, though its brevity of use means it has not yet established a clear cultural or etymological legacy.

Dalett is a recently coined name, first recorded in the United States in 2020. It may be a feminine diminutive of Dale (meaning 'valley') or an elaborated form of Dalia (a name of Hebrew and Scandinavian origins). Its spelling suggests influence from names like Scarlett or Odette. The name has appeared only in the 2020s, with a peak rank of 3,577 in 2021, and has since declined in usage.

Where Dalett is most popular

Births per 100,000 girls by state, 2025. The lightest shade means too few recorded births.

Nicknames & variants

Nicknames: Dale, Lettie

Sibling names for Dalett

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

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

D is for Dalett, our favorite little girl.

D is for Dalett…”

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

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Questions parents ask

What does the name Dalett mean?
The meaning of Dalett is uncertain. It is likely a modern invented name or a feminized form of Dale, which means 'valley'.
How popular is the name Dalett?
Dalett first appeared in U.S. records in 2020, ranking 3,577 in 2021 (its peak year). As of 2025, it ranks 3,577 with about 1 in 38,268 newborns given the name, but its usage has been declining since 2022.
Is Dalett a boy or girl name?
Dalett is primarily used as a girl's name, though its origin as a diminutive allows unisex possibility.