How old is someone named Brianna?
The average Brianna is 25 years old.
Half of all living Briannas are between 19 and 31.
When was Brianna popular?
Brianna was a boom name: it shot up, peaked in 2000, and dropped away. That's why most Briannas are close to the same age.
Popular names of 2000 · The most popular names of the 2000s →
Show the numbers by decade
| Born in | Babies born | Alive today |
|---|---|---|
| 1960s | 82 | under 100 |
| 1970s | 1,639 | 1,600 |
| 1980s | 17,172 | 17,000 |
| 1990s | 99,269 | 97,000 |
| 2000s | 99,978 | 99,000 |
| 2010s | 36,965 | 37,000 |
| 2020s | 10,132 | 10,000 |
How many Briannas are still alive?
About 260,000 Briannas are alive in the US today. That's 99% of the roughly 270,000 babies named Brianna since 1963.
Nearly every Brianna ever born is still alive, because almost all of them are young.
What generation is the name Brianna?
More than half of living Briannas are in Gen Z, born between 1997 and 2012.
- Gen X under 1%
- Millennial 30%
- Gen Z 58%
- Gen Alpha 12%
Is Brianna an old name?
Not really. Brianna is younger than 60 in 100 names on AgeByName.
Looking ahead: if babies keep getting the name at today's pace, the typical Brianna will be 48 in 2056, so the name is getting older.
Is Brianna a boy or girl name?
Almost entirely girls: 99.8% of living Briannas are women.
Names the same age as Brianna
NAME TWIN
Brianna's name twin is Jaquan. Of all 3,713 names on AgeByName, Jaquan's age curve is the closest match to Brianna's: 94% alike.
Other spellings: Briana (27) · Bryanna (24) · Bryana (25)
Compare: Briana vs. Brianna
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Questions about the name Brianna
How old is the average Brianna?
The average Brianna in the US is 25 years old. The median is 25, so half are older and half younger.
How many people are named Brianna?
About 260,000 Briannas are alive in the US today, out of roughly 270,000 babies given the name since 1963.
When was the name Brianna most popular?
In 2000, when about 13,000 baby girls were named Brianna.
Is Brianna a Gen Z name?
Yes. About 58% of living Briannas are in Gen Z, born between 1997 and 2012.
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