How old is someone named Madilyn?
The average Madilyn is 14 years old.
Half of all living Madilyns are between 7 and 19.
When was Madilyn popular?
Madilyn is a modern favorite: it climbed through the 2000s and hit its high in 2008. 662 babies got the name in 2025.
Popular names of 2008 · The most popular names of the 2000s →
Show the numbers by decade
| Born in | Babies born | Alive today |
|---|---|---|
| 1920s | 7 | 0 |
| 1930s | 24 | under 100 |
| 1940s | 32 | under 100 |
| 1950s | 29 | under 100 |
| 1970s | 16 | under 100 |
| 1980s | 75 | under 100 |
| 1990s | 1,191 | 1,200 |
| 2000s | 6,936 | 6,900 |
| 2010s | 10,129 | 10,000 |
| 2020s | 5,193 | 5,200 |
How many Madilyns are still alive?
About 23,000 Madilyns are alive in the US today. That's over 99% of the roughly 24,000 babies named Madilyn since 1924.
Nearly every Madilyn ever born is still alive, because almost all of them are young.
What generation is the name Madilyn?
About half of living Madilyns are in Gen Alpha, born in 2013 or later.
- Millennial 2%
- Gen Z 46%
- Gen Alpha 52%
Is Madilyn an old name?
No. Madilyn is one of the youngest names around: younger than 86 in 100 names on AgeByName.
Looking ahead: if babies keep getting the name at today's pace, the typical Madilyn will be 30 in 2056, so the name is getting older.
Is Madilyn a boy or girl name?
Almost entirely girls: over 99.9% of living Madilyns are women.
Names the same age as Madilyn
NAME TWIN
Madilyn's name twin is Rylee. Of all 3,713 names on AgeByName, Rylee's age curve is the closest match to Madilyn's: 94% alike.
Other spellings: Madilynn (12)
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Questions about the name Madilyn
How old is the average Madilyn?
The average Madilyn in the US is 14 years old. The median is 13, so half are older and half younger.
How many people are named Madilyn?
About 23,000 Madilyns are alive in the US today, out of roughly 24,000 babies given the name since 1924.
When was the name Madilyn most popular?
In 2008, when about 1,200 baby girls were named Madilyn.
Is Madilyn a Gen Alpha name?
Yes. About 52% of living Madilyns 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