How old is someone named Stefani?
The average Stefani is 38 years old.
Half of all living Stefanis are between 29 and 48.
When was Stefani popular?
Stefani was at its most popular in the early 1990s. Parents have been moving away from it for decades, and 16 babies were named Stefani in 2025.
Popular names of 1990 · The most popular names of the 1990s →
Show the numbers by decade
| Born in | Babies born | Alive today |
|---|---|---|
| 1930s | 5 | 0 |
| 1940s | 87 | under 100 |
| 1950s | 211 | 170 |
| 1960s | 557 | 500 |
| 1970s | 1,133 | 1,100 |
| 1980s | 1,817 | 1,800 |
| 1990s | 1,898 | 1,900 |
| 2000s | 914 | 900 |
| 2010s | 306 | 310 |
| 2020s | 105 | 110 |
How many Stefanis are still alive?
About 6,700 Stefanis are alive in the US today. That's 95% of the roughly 7,000 babies named Stefani since 1939.
Nearly every Stefani ever born is still alive, because almost all of them are young.
What generation is the name Stefani?
About half of living Stefanis are Millennials, born between 1981 and 1996.
- Boomer 5%
- Gen X 23%
- Millennial 46%
- Gen Z 22%
- Gen Alpha 4%
Is Stefani an old name?
Somewhat. Stefani is older than 64 in 100 names on AgeByName, but younger than plenty of classics.
Is Stefani a boy or girl name?
Almost entirely girls: over 99.9% of living Stefanis are women.
Names the same age as Stefani
NAME TWIN
Stefani's name twin is Casandra. Of all 3,713 names on AgeByName, Casandra's age curve is the closest match to Stefani's: 91% alike.
Other spellings: Stephanie (43) · Stefanie (44) · Stephany (33) · Stephani (41)
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Questions about the name Stefani
How old is the average Stefani?
The average Stefani in the US is 38 years old. The median is 37, so half are older and half younger.
How many people are named Stefani?
About 6,700 Stefanis are alive in the US today, out of roughly 7,000 babies given the name since 1939.
When was the name Stefani most popular?
In 1990, when about 280 baby girls were named Stefani.
Is Stefani a Millennial name?
Partly. Millennials are the largest group, about 46% of living Stefanis, 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