Joslin Girl
How popular is Joslin?
#14,938 girl name in 2025
5 baby girls were named Joslin in the US in 2025, making it the 14938th most popular girl name.
1,390living people named Joslin (est.)
22median age of people named Joslin
1,416babies named Joslin since 1880
1 in 663,069US babies born in 2025
Joslin popularity over time
Boys Girls
| Rank in 2025 | #14,938 for girls (▼ 1466 from 2024) |
|---|---|
| Babies in 2025 | 5 girls |
| 10-year trend | Falling fast (-84% babies vs 2015) |
| Earlier ranks | #4,487 in 2015, #6,079 in 2020 |
| Peak year | 2010 (67 girls) |
| Highest rank | #2,670 in 2010 |
| First recorded | 1951 |
| Boys vs girls (last 10 years) | 0% boys, 100% girls |
| Chance a classmate shares it | 0.0% in a class of 25 kids born in 2025 |
Joslin counting every spelling
Social Security counts each spelling as its own name. Adding together the spellings that sound alike, the Joselyn family of names ranked #691 for girls in 2025 (#545 the year before), with 385 babies in all.
| Spelling | Girls in 2025 | Share |
|---|---|---|
| Joselyn | 142 | 37% |
| Joslyn | 63 | 16% |
| Josselyn | 24 | 6% |
| Joslynn | 26 | 7% |
| Josslyn | 15 | 4% |
| Joselin | 22 | 6% |
| Joseline | 32 | 8% |
| Joselynn | 15 | 4% |
| Josalyn | 7 | 2% |
| Joslin | 5 | 1% |
| Josselin | 7 | 2% |
| Josilyn | 5 | 1% |
Spellings are grouped by how they sound, using our own rules, so a few groupings may not match how your family says the name.
Joslin by decade
| Decade | Baby girls | Best rank |
|---|---|---|
| 1950s | 23 | #4,010 |
| 1960s | 5 | #7,469 |
| 1970s | 87 | #3,777 |
| 1980s | 141 | #3,729 |
| 1990s | 271 | #3,417 |
| 2000s | 450 | #2,855 |
| 2010s | 359 | #2,670 |
| 2020s | 70 | #6,079 |
Girl names about as popular as Joslin
Questions
- Is Joslin a boy or girl name?
- Joslin is mostly a girl name. Over the last 10 years, 100% of babies named Joslin were girls.
- How popular is the name Joslin?
- 5 baby girls were named Joslin in the US in 2025, making it the 14938th most popular girl name.
- When was Joslin most popular?
- Joslin peaked in 2010, when 67 girls were given the name. Its highest rank was #2,670 in 2010.
- How many people are named Joslin?
- 1,416 babies have been named Joslin in the US since 1880. We estimate about 1,390 of them are alive in 2026, with a median age of 22.
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.