Kelby
Gender-neutral name · English · Old Norse
- US rank
- #5,208
- Syllables
- 2
- Peak
- #745 in 1991
18 babies were named Kelby in the US in 2025. It has dropped 782 places in five years.
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US births per million girls, 1974–2025
US births per million boys, 1948–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Kelby you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- How commonAbout 1 in every 95,238 baby boys born in the US in 2025 was named Kelby, 18 babies in all. In a typical school of 500 kids, your Kelby would very likely be the only one.
- HistoryKelby first shows up in US birth records in 1948, the first year at least 5 babies got it. It has been in use for 77 years since.
- Best yearIt was far more popular in 1991, when it ranked #745. Today it's #5,208, so it could be due a comeback.
- Then vs nowKelby was 3.6× more common in 2000 than it is today. In 2000 it was given to about 1 in 26,178 baby boys; in 2025, about 1 in 95,238.
- TrendKelby has slipped 782 places over the last five years and now sits at #5,208. Good news if you want a familiar name that fewer kids will share.
- Boy or girlKelby is given to both boys and girls: 56% of the 32 babies named Kelby in 2025 were boys. That makes it one of the names that truly works for either.
About the name Kelby
Kelby is a gender-neutral name of English and Old Norse origin. It has 5 letters and 2 syllables, starting with K and ending in “-lby”. US birth records list Kelby for boys from 1948 to 2025, in 73 of those 78 years. Its best year was 1991, when it ranked #745 among boy names. In 2025 it ranked #5,208, with 18 babies. Of the 32 US babies named Kelby in 2025, 44% were girls and 56% were boys.
Origin:English namesOld Norse names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1970s | 3.0 | 335,196 girls |
| 1980s | 6.6 | 151,286 girls |
| 1990s | 34 | 29,300 girls |
| 2000s | 25 | 39,293 girls |
| 2010s | 14 | 71,023 girls |
| 2020s | 9.3 | 108,108 girls |
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1940s | 2.8 | 357,143 boys |
| 1950s | 3.1 | 318,471 boys |
| 1960s | 4.7 | 211,864 boys |
| 1970s | 29 | 34,650 boys |
| 1980s | 34 | 29,360 boys |
| 1990s | 70 | 14,306 boys |
| 2000s | 42 | 24,038 boys |
| 2010s | 23 | 43,725 boys |
| 2020s | 12 | 83,799 boys |
More English names
- Girl name: Olivia · olive tree
- Girl name: Charlotte · free
- Boy name: Oliver · olive tree
- Boy name: Henry · ruler of the home
- Unisex name: James · supplanter
- Boy name: William · resolute protector
- Boy name: Benjamin · son of the right hand
- Boy name: Jack · God is gracious
Questions about the name Kelby
What is the origin of the name Kelby?
Kelby has English, Old Norse roots in our records. Other English names include Olivia, Charlotte, Oliver.
Is Kelby a boy or girl name?
Both. Kelby is used for boys and girls: in 2025, 44% of US babies named Kelby were girls.
How popular is the name Kelby?
Kelby ranked #5,208 for US boys in 2025, given to 18 babies. Its best year was 1991 (#745).