How old is someone named Alanna?
The average Alanna is 23 years old.
Half of all living Alannas are between 10 and 33.
When was Alanna popular?
Most of the Alannas in the country were born in the last 15 years. The name peaked in 2025 and is still near the top.
Popular names of 2025 · The most popular names of the 2020s →
Show the numbers by decade
| Born in | Babies born | Alive today |
|---|---|---|
| 1930s | 25 | under 100 |
| 1940s | 175 | 110 |
| 1950s | 423 | 330 |
| 1960s | 499 | 440 |
| 1970s | 1,449 | 1,400 |
| 1980s | 2,924 | 2,800 |
| 1990s | 5,030 | 4,900 |
| 2000s | 6,175 | 6,100 |
| 2010s | 5,843 | 5,800 |
| 2020s | 4,476 | 4,500 |
How many Alannas are still alive?
About 26,000 Alannas are alive in the US today. That's 98% of the roughly 27,000 babies named Alanna since 1930.
Nearly every Alanna ever born is still alive, because almost all of them are young.
What generation is the name Alanna?
About one in three living Alannas are in Gen Z, born between 1997 and 2012.
- Boomer 2%
- Gen X 7%
- Millennial 23%
- Gen Z 36%
- Gen Alpha 32%
Is Alanna an old name?
Not really. Alanna is younger than 63 in 100 names on AgeByName.
Looking ahead: if babies keep getting the name at today's pace, the typical Alanna will be 32 in 2056, so the name is aging slowly.
Is Alanna a boy or girl name?
Almost entirely girls: over 99.9% of living Alannas are women.
Names the same age as Alanna
NAME TWIN
Alanna's name twin is Esteban. Of all 3,713 names on AgeByName, Esteban's age curve is the closest match to Alanna's: 93% alike.
Other spellings: Alana (24) · Alaina (19) · Alayna (16) · Alannah (17)
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Questions about the name Alanna
How old is the average Alanna?
The average Alanna in the US is 23 years old. The median is 21, so half are older and half younger.
How many people are named Alanna?
About 26,000 Alannas are alive in the US today, out of roughly 27,000 babies given the name since 1930.
When was the name Alanna most popular?
In 2025, when about 1,100 baby girls were named Alanna.
Is Alanna a Gen Z name?
Partly. Gen Z are the largest group, about 36% of living Alannas, 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