How old is someone named Belle?
The average Belle is 22 years old.
Half of all living Belles are between 7 and 25. The average sits between a large young group and an older one, so many Belles are much younger than 22.
When was Belle popular?
Belle was at its most popular in the mid 1910s. Parents have been moving away from it for decades, and 247 babies were named Belle in 2025.
Popular names of 1915 · The most popular names of the 1910s →
Show the numbers by decade
| Born in | Babies born | Alive today |
|---|---|---|
| 1900s | 2,096 | 0 |
| 1910s | 2,901 | 0 |
| 1920s | 1,545 | under 100 |
| 1930s | 538 | 110 |
| 1940s | 429 | 250 |
| 1950s | 398 | 310 |
| 1960s | 261 | 230 |
| 1970s | 171 | 160 |
| 1980s | 112 | 110 |
| 1990s | 392 | 390 |
| 2000s | 1,297 | 1,300 |
| 2010s | 2,405 | 2,400 |
| 2020s | 1,522 | 1,500 |
How many Belles are still alive?
About 6,700 Belles are alive in the US today. That's 35% of the roughly 19,000 babies named Belle since 1880.
Most Belles ever born have died: the name was most popular in 1915, long enough ago that many of those babies are gone.
What generation is the name Belle?
About half of living Belles are in Gen Alpha, born in 2013 or later.
Is Belle an old name?
Not really. Belle is younger than 65 in 100 names on AgeByName.
Looking ahead: if babies keep getting the name at today's pace, the typical Belle will be 28 in 2056, so the name is aging slowly.
Is Belle a boy or girl name?
Almost entirely girls: over 99.9% of living Belles are women.
Names the same age as Belle
NAME TWIN
Belle's name twin is Arden. Of all 3,713 names on AgeByName, Arden's age curve is the closest match to Belle's: 91% alike.
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Questions about the name Belle
How old is the average Belle?
The average Belle in the US is 22 years old. The median is 13, so half are older and half younger.
How many people are named Belle?
About 6,700 Belles are alive in the US today, out of roughly 19,000 babies given the name since 1880.
When was the name Belle most popular?
In 1915, when about 410 baby girls were named Belle.
Is Belle a Gen Alpha name?
Yes. About 51% of living Belles are in Gen Alpha, born in 2013 or later.
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