How old is someone named Lesli?
The average Lesli is 41 years old.
Half of all living Leslis are between 24 and 57.
When was Lesli popular?
Lesli was at its most popular in the early 2000s. Parents have been moving away from it for decades, and 13 babies were named Lesli in 2025.
Popular names of 2001 · The most popular names of the 2000s →
Show the numbers by decade
| Born in | Babies born | Alive today |
|---|---|---|
| 1940s | 50 | under 100 |
| 1950s | 480 | 380 |
| 1960s | 1,190 | 1,100 |
| 1970s | 997 | 930 |
| 1980s | 623 | 600 |
| 1990s | 640 | 630 |
| 2000s | 1,420 | 1,400 |
| 2010s | 305 | 300 |
| 2020s | 94 | under 100 |
How many Leslis are still alive?
About 5,400 Leslis are alive in the US today. That's 94% of the roughly 5,800 babies named Lesli since 1946.
Nearly every Lesli ever born is still alive, because almost all of them are young.
What generation is the name Lesli?
About one in three living Leslis are in Gen Z, born between 1997 and 2012.
- Boomer 16%
- Gen X 30%
- Millennial 17%
- Gen Z 34%
- Gen Alpha 4%
Is Lesli an old name?
Somewhat. Lesli is older than 67 in 100 names on AgeByName, but younger than plenty of classics.
Is Lesli a boy or girl name?
Almost entirely girls: over 99.9% of living Leslis are women.
Names the same age as Lesli
NAME TWIN
Lesli's name twin is Keven. Of all 3,713 names on AgeByName, Keven's age curve is the closest match to Lesli's: 86% alike.
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Questions about the name Lesli
How old is the average Lesli?
The average Lesli in the US is 41 years old. The median is 42, so half are older and half younger.
How many people are named Lesli?
About 5,400 Leslis are alive in the US today, out of roughly 5,800 babies given the name since 1946.
When was the name Lesli most popular?
In 2001, when about 170 baby girls were named Lesli.
Is Lesli a Gen Z name?
Partly. Gen Z are the largest group, about 34% of living Leslis, but the name spans several generations.
Estimates from Social Security Administration baby-name records (births 1880–2025) and SSA cohort life tables (2026 Trustees Report). Updated each spring. How we calculate this