How old is someone named Billie?
The average Billie is 62 years old.
Half of all living Billies are between 49 and 79.
When was Billie popular?
Parents have been choosing Billie less often since its peak in 1930; 422 babies got the name in 2025.
Popular names of 1930 · The most popular names of the 1930s →
Show the numbers by decade
| Born in | Babies born | Alive today |
|---|---|---|
| 1900s | 1,202 | 0 |
| 1910s | 6,013 | 0 |
| 1920s | 28,019 | 540 |
| 1930s | 33,000 | 5,500 |
| 1940s | 20,113 | 11,000 |
| 1950s | 13,821 | 10,000 |
| 1960s | 9,343 | 8,100 |
| 1970s | 11,179 | 10,000 |
| 1980s | 5,061 | 4,900 |
| 1990s | 2,523 | 2,500 |
| 2000s | 1,282 | 1,300 |
| 2010s | 1,254 | 1,200 |
| 2020s | 1,991 | 2,000 |
How many Billies are still alive?
About 58,000 Billies are alive in the US today. That's 43% of the roughly 140,000 babies named Billie since 1880.
Most Billies ever born have died: the name was most popular in 1930, long enough ago that many of those babies are gone.
What generation is the name Billie?
About one in three living Billies are Baby Boomers, born between 1946 and 1964.
Is Billie an old name?
Yes. Billie is older than 91 in 100 names on AgeByName.
Looking ahead: if babies keep getting the name at today's pace, the typical Billie will be 51 in 2056, so its average age will actually fall, as the youngest Billies make up more of the total.
Is Billie a boy or girl name?
Mostly a girl's name: 86% of living Billies are women, and 14% are men.
The women average 61 and the men 65.
Names the same age as Billie
NAME TWIN
Billie's name twin is Bobbie. Of all 3,713 names on AgeByName, Bobbie's age curve is the closest match to Billie's: 92% alike.
Think you can guess a Jessica's age?
Ten names, one slider each. Share your score.
Questions about the name Billie
How old is the average Billie?
The average Billie in the US is 62 years old. The median is 64, so half are older and half younger.
How many people are named Billie?
About 58,000 Billies are alive in the US today, out of roughly 140,000 babies given the name since 1880.
When was the name Billie most popular?
In 1930, when about 4,700 baby girls were named Billie.
Is Billie a Boomer name?
Partly. Baby Boomers are the largest group, about 33% of living Billies, 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