How old is someone named Koby?
The average Koby is 23 years old.
Half of all living Kobys are between 16 and 28.
When was Koby popular?
Koby rose fast and peaked in 2000, then faded almost as fast. 61% of all Kobys were born within 15 years of each other.
Popular names of 2000 · The most popular names of the 2000s →
Show the numbers by decade
| Born in | Babies born | Alive today |
|---|---|---|
| 1950s | 12 | under 100 |
| 1960s | 54 | under 100 |
| 1970s | 189 | 170 |
| 1980s | 291 | 270 |
| 1990s | 1,417 | 1,400 |
| 2000s | 2,597 | 2,600 |
| 2010s | 1,072 | 1,100 |
| 2020s | 503 | 500 |
How many Kobys are still alive?
About 6,000 Kobys are alive in the US today. That's 98% of the roughly 6,100 babies named Koby since 1958.
Nearly every Koby ever born is still alive, because almost all of them are young.
What generation is the name Koby?
About two in three living Kobys are in Gen Z, born between 1997 and 2012.
- Gen X 4%
- Millennial 13%
- Gen Z 63%
- Gen Alpha 20%
Is Koby an old name?
Not really. Koby is younger than 64 in 100 names on AgeByName.
Looking ahead: if babies keep getting the name at today's pace, the typical Koby will be 42 in 2056, so the name is getting older.
Is Koby a boy or girl name?
Mostly boys: 98.4% of living Kobys are men.
Names the same age as Koby
NAME TWIN
Koby's name twin is Jakob. Of all 3,713 names on AgeByName, Jakob's age curve is the closest match to Koby's: 88% alike.
Other spellings: Coby (27)
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Questions about the name Koby
How old is the average Koby?
The average Koby in the US is 23 years old. The median is 24, so half are older and half younger.
How many people are named Koby?
About 6,000 Kobys are alive in the US today, out of roughly 6,100 babies given the name since 1958.
When was the name Koby most popular?
In 2000, when about 420 baby boys were named Koby.
Is Koby a Gen Z name?
Yes. About 63% of living Kobys are in Gen Z, born between 1997 and 2012.
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