Koby Boy
How popular is Koby?
#2,167 boy name in 2025
66 baby boys were named Koby in the US in 2025, making it the 2167th most popular boy name.
Koby popularity over time
Boys Girls
| Rank in 2025 | #2,167 for boys (▼ 110 from 2024) |
|---|---|
| Babies in 2025 | 66 boys |
| 10-year trend | Falling (-39% babies vs 2015) |
| Earlier ranks | #1,514 in 2015, #1,592 in 2020 |
| Peak year | 2000 (411 boys) |
| Highest rank | #531 in 2000 |
| First recorded | 1958 |
| Boys vs girls (last 10 years) | 95% boys, 5% girls |
| Chance a classmate shares it | 0.0% in a class of 25 kids born in 2025 |
Koby counting every spelling
Social Security counts each spelling as its own name. Adding together the spellings that sound alike, the Coby family of names ranked #918 for boys in 2025 (#731 the year before), with 229 babies in all.
Spellings are grouped by how they sound, using our own rules, so a few groupings may not match how your family says the name.
Where Koby is most popular
Babies named Koby per 1,000 boys born in each state, 2021 to 2025. Darker means more common.
Koby by decade
| Decade | Baby boys | Best rank |
|---|---|---|
| 1950s | 12 | #3,274 |
| 1960s | 54 | #2,475 |
| 1970s | 179 | #1,934 |
| 1980s | 286 | #1,477 |
| 1990s | 1,412 | #559 |
| 2000s | 2,562 | #531 |
| 2010s | 1,060 | #1,267 |
| 2020s | 473 | #1,592 |
Boy names about as popular as Koby
Questions
- Is Koby a boy or girl name?
- Koby is mostly a boy name. Over the last 10 years, 95% of babies named Koby were boys.
- How popular is the name Koby?
- 66 baby boys were named Koby in the US in 2025, making it the 2167th most popular boy name.
- When was Koby most popular?
- Koby peaked in 2000, when 411 boys were given the name. Its highest rank was #531 in 2000.
- How many people are named Koby?
- 6,135 babies have been named Koby in the US since 1880. We estimate about 6,003 of them are alive in 2026, with a median age of 24.
- Where is Koby most popular?
- From 2021 to 2025, Koby was most common in Alabama, at 0.0 of every 1,000 boys born there.
Source: Social Security Administration baby name data, 1880 to 2025 (names given to at least 5 babies of a sex in a year). Living-people and median-age figures are our estimates using US life tables. How we calculate.