Girl · #3,154 in 2026

Lenni

Name: Popularity of the name Lenni in U.S. births, 1880–2026
Creator: U.S. Social Security Administration
License: https://www.ssa.gov/foia/
Keywords: Lenni, baby name, popularity, U.S., SSA, rankings

Current Rank

#3,154

Peak Rank

#3,136 (2023)

Total Babies

394

5-Yr Trend

+88%

1966

First Year

2026

Last Year

2023

Peak Year

#3136

Peak Rank

394

Total Count

Years Active

The Story of Lenni

Lenni first appeared in U.S. Social Security Administration records as a baby girl name in 1966, with 5 babies given the name that year. Its peak popularity came in 2023, when 52 Lennis were born — ranking #3,136 that year. As of 2026, Lenni ranks #3,154 for baby girls with 51 births, rising sharply (+88% over the past five years). In total, more than 394 Lennis have been born in the U.S. since records began in 1880, spanning the 1960s through the 2020s.

Popularity Over Time

Popularity by State

Top 10

11-50

51-100

101-500

500+

No data

Names that sound like Lenni

Phonetically similar names — useful when Lenni is the vibe but a different syllable count or letter feel might suit better. Linked entries have a profile on Peek a Name.

Source: Datamuse . Phonetic similarity ranking, not curated.

Frequently Asked Questions about Lenni

What does the name Lenni mean?

Lenni is a girl's name that has been used in U.S. records since 1966. Behind the Name doesn't list a specific etymology, but the name has remained in use across multiple decades.

How popular is Lenni in 2026?

In 2026, Lenni ranks #3,154 among girls' names in the U.S., with 51 babies given the name that year.

When was Lenni most popular?

Lenni reached its peak popularity in 2023, ranking #3,136 that year with 52 babies given the name.

In which U.S. states is Lenni most popular?

Lenni has historically been most popular in Minnesota, Michigan, Pennsylvania. Rankings vary year to year, but these states show the strongest concentration of births named Lenni.

Is Lenni a unisex name?

In U.S. Social Security records, Lenni is primarily a girl's name. We don't have meaningful data for it as a boy's name.

What names go well with Lenni?

Names that share a similar style or popularity range with Lenni include Nur, Yeimi, Maniya. These pairings are based on rank proximity and naming era in U.S. data.

About the name Lenni

Lenni is a girl baby name tracked by the U.S. Social Security Administration. It first appeared in SSA records in 1966 and has accumulated 394 births in the dataset. Lenni's peak popularity came in 2023 when it ranked #3,136. Use the chart and map above to compare Lenni's trajectory across years and U.S. states, or browse the related names section to discover similar choices.

Continue exploring

Data sources

Birth statistics (counts, ranks, years 1880–2026) — U.S. Social Security Administration . Predictions for years not yet released by SSA are computed by Peek a Name from historical trends; we update with official data as soon as it ships.
Etymology, cultural origins, and related forms — Behind the Name (used under their public API terms).
Meaning prose and editorial summary — Wikipedia article extracts, licensed under CC BY-SA 3.0 .
Predicted nationality distribution — Nationalize.io .
Phonetically similar names — Datamuse .

Peek a Name aggregates and presents the above data for informational purposes. Statistical predictions and external attributions are clearly labelled where shown; we make no guarantee of accuracy beyond what each source provides.