How old is someone named Debby?
The average Debby is 65 years old.
Half of all living Debbys are between 62 and 70.
When was Debby popular?
Debby rose fast and peaked in 1959, during the Baby Boom, then faded almost as fast. 73% of all Debbys were born within 15 years of each other.
Popular names of 1959 · The most popular names of the 1950s →
Show the numbers by decade
| Born in | Babies born | Alive today |
|---|---|---|
| 1920s | 12 | 0 |
| 1930s | 96 | under 100 |
| 1940s | 750 | 480 |
| 1950s | 4,460 | 3,600 |
| 1960s | 3,354 | 2,900 |
| 1970s | 564 | 530 |
| 1980s | 216 | 210 |
| 1990s | 127 | 130 |
| 2000s | 73 | under 100 |
| 2010s | 45 | under 100 |
How many Debbys are still alive?
About 7,900 Debbys are alive in the US today. That's 82% of the roughly 9,700 babies named Debby since 1923.
Most Debbys ever born are still alive.
What generation is the name Debby?
About four in five living Debbys are Baby Boomers, born between 1946 and 1964.
- Silent 1%
- Boomer 77%
- Gen X 16%
- Millennial 3%
- Gen Z 2%
Is Debby an old name?
Yes. Debby is older than 95 in 100 names on AgeByName.
Is Debby a boy or girl name?
Almost entirely girls: over 99.9% of living Debbys are women.
Names the same age as Debby
NAME TWIN
Debby's name twin is Kathy. Of all 3,713 names on AgeByName, Kathy's age curve is the closest match to Debby's: 90% alike.
Other spellings: Debbie (64)
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Questions about the name Debby
How old is the average Debby?
The average Debby in the US is 65 years old. The median is 67, so half are older and half younger.
How many people are named Debby?
About 7,900 Debbys are alive in the US today, out of roughly 9,700 babies given the name since 1923.
When was the name Debby most popular?
In 1959, when about 890 baby girls were named Debby.
Is Debby a Boomer name?
Yes. About 77% of living Debbys are Baby Boomers, born between 1946 and 1964.
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