How old is someone named Justina?
The average Justina is 38 years old.
Half of all living Justinas are between 29 and 46.
When was Justina popular?
Justina was at its most popular in the early 1990s. Parents have been moving away from it for decades, and 36 babies were named Justina in 2025.
Popular names of 1990 · The most popular names of the 1990s →
Show the numbers by decade
| Born in | Babies born | Alive today |
|---|---|---|
| 1900s | 107 | 0 |
| 1910s | 295 | 0 |
| 1920s | 352 | under 100 |
| 1930s | 210 | under 100 |
| 1940s | 232 | 130 |
| 1950s | 403 | 320 |
| 1960s | 983 | 870 |
| 1970s | 1,270 | 1,200 |
| 1980s | 2,883 | 2,800 |
| 1990s | 3,132 | 3,100 |
| 2000s | 1,322 | 1,300 |
| 2010s | 669 | 670 |
| 2020s | 253 | 250 |
How many Justinas are still alive?
About 11,000 Justinas are alive in the US today. That's 87% of the roughly 12,000 babies named Justina since 1882.
Most Justinas ever born are still alive.
What generation is the name Justina?
About half of living Justinas are Millennials, born between 1981 and 1996.
Is Justina an old name?
Somewhat. Justina is older than 63 in 100 names on AgeByName, but younger than plenty of classics.
Is Justina a boy or girl name?
Almost entirely girls: 99.9% of living Justinas are women.
Names the same age as Justina
NAME TWIN
Justina's name twin is Cassandra. Of all 3,713 names on AgeByName, Cassandra's age curve is the closest match to Justina's: 92% alike.
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Questions about the name Justina
How old is the average Justina?
The average Justina in the US is 38 years old. The median is 37, so half are older and half younger.
How many people are named Justina?
About 11,000 Justinas are alive in the US today, out of roughly 12,000 babies given the name since 1882.
When was the name Justina most popular?
In 1990, when about 450 baby girls were named Justina.
Is Justina a Millennial name?
Partly. Millennials are the largest group, about 47% of living Justinas, 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