Lennie
Girl name · #2542 in 2025 · Very rare
How old is the name Lennie? In official American birth records, Lennie has been tracked continuously since 1880, giving it 145 years of documented American history.
Lennie is currently the #2542 girl name in the United States — 69 babies received it in 2025. A decade ago it stood at #10148, so the name has been rising over the past ten years. Roughly one in every 26,087 girls born in 2025 was named Lennie.
Babies named Lennie per year. Source: Official national birth records.
The 145-year story
Lennie first appears in the Social Security records in 1880, when 11 girls received the name. Its peak came in 1915, when 123 girls were named Lennie — good for #586 that year. Today's parents encounter it as a name from their grandparents’ generation, which is precisely the vintage window from which names get revived. Following the curve matters more than today's snapshot: a name's position on its rise-peak-decline arc is the best predictor of how common it will feel in a kindergarten class five years from now.
Unlock the 5-year forecast and compare Lennie against up to 5 other names.
Uniqueness: will there be another Lennie in class?
On our rarity read — which blends how common Lennie is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Lennie will likely be the only one in the room, with the occasional spelling-out as the price.
Where Lennie is most common
State-level data for Lennie is too sparse in 2025 to rank by rate — in most states its count falls below the SSA's per-state reporting threshold (counts under 5 are withheld).
Names like Lennie
Statistically, parents drawn to Lennie tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Bennie, Louie, Elvie, Minnie, and Tillie.
BennieLouieElvieMinnieTillieOllieLizzieEffie
Rank history (last 25 years)
| Year | Babies named Lennie | Rank |
|---|---|---|
| 2025 | 69 | #2542 |
| 2024 | 51 | #3119 |
| 2023 | 66 | #2646 |
| 2022 | 31 | #4472 |
| 2021 | 22 | #5573 |
| 2020 | 21 | #5667 |
| 2019 | 17 | #6698 |
| 2018 | 19 | #6248 |
| 2017 | 21 | #5821 |
| 2016 | 8 | #11781 |
| 2015 | 10 | #10148 |
| 2014 | 6 | #14558 |
| 2012 | 6 | #14962 |
| 2010 | 7 | #13448 |
| 2002 | 5 | #15432 |
| 1995 | 5 | #13386 |
| 1992 | 5 | #13317 |
| 1991 | 7 | #10271 |
| 1988 | 5 | #11798 |
| 1987 | 5 | #11325 |
| 1986 | 5 | #10912 |
| 1985 | 8 | #7563 |
| 1984 | 7 | #8153 |
| 1983 | 7 | #8047 |
| 1981 | 13 | #5254 |
Frequently asked questions
How old is the name Lennie?
In official American birth records, the name Lennie first appeared in 1880 (over 145 years ago), when 11 newborn girls received the name. It has over a century of continuous American history.
Is Lennie a popular girl name?
Lennie ranked #2542 among girls in 2025 with 69 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #10148.
When was the name Lennie most popular?
Lennie peaked in 1915, when 123 American girls received the name (ranked #586 that year). Since 1915 the name has declined from that high.
How rare is the name Lennie?
In 2025, roughly 1 in 26,087 newborn American girls was named Lennie. On our rarity scale (rarity blended with momentum) we classify it as "very rare".
Data source: Official American birth records, 1880–2025, national and state files. Counts reflect registered birth records for American families.