How old is someone named Coby?
The average Coby is 27 years old.
Half of all living Cobys are between 18 and 35.
When was Coby popular?
Coby was at its most popular in the early 2000s. Parents have been moving away from it for decades, and 84 babies were named Coby in 2025.
Popular names of 2001 · The most popular names of the 2000s →
Show the numbers by decade
| Born in | Babies born | Alive today |
|---|---|---|
| 1940s | 42 | under 100 |
| 1950s | 123 | under 100 |
| 1960s | 300 | 250 |
| 1970s | 1,059 | 960 |
| 1980s | 959 | 900 |
| 1990s | 1,961 | 1,900 |
| 2000s | 3,289 | 3,200 |
| 2010s | 1,422 | 1,400 |
| 2020s | 710 | 710 |
How many Cobys are still alive?
About 9,500 Cobys are alive in the US today. That's 96% of the roughly 9,900 babies named Coby since 1941.
Nearly every Coby ever born is still alive, because almost all of them are young.
What generation is the name Coby?
About half of living Cobys are in Gen Z, born between 1997 and 2012.
- Boomer 2%
- Gen X 13%
- Millennial 19%
- Gen Z 49%
- Gen Alpha 17%
Is Coby an old name?
Not really. Coby is younger than 54 in 100 names on AgeByName.
Looking ahead: if babies keep getting the name at today's pace, the typical Coby will be 44 in 2056, so the name is getting older.
Is Coby a boy or girl name?
Mostly boys: 96.3% of living Cobys are men.
Names the same age as Coby
NAME TWIN
Coby's name twin is Esmeralda. Of all 3,713 names on AgeByName, Esmeralda's age curve is the closest match to Coby's: 89% alike.
Other spellings: Koby (23)
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Questions about the name Coby
How old is the average Coby?
The average Coby in the US is 27 years old. The median is 25, so half are older and half younger.
How many people are named Coby?
About 9,500 Cobys are alive in the US today, out of roughly 9,900 babies given the name since 1941.
When was the name Coby most popular?
In 2001, when about 520 baby boys were named Coby.
Is Coby a Gen Z name?
Partly. Gen Z are the largest group, about 49% of living Cobys, 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