Jefferson Boy
How popular is Jefferson?
#829 boy name in 2025
298 baby boys were named Jefferson in the US in 2025, making it the 829th most popular boy name.
Jefferson popularity over time
| Rank in 2025 | #829 for boys (▼ 119 from 2024) |
|---|---|
| Babies in 2025 | 298 boys |
| 10-year trend | Falling (-21% babies vs 2015) |
| Earlier ranks | #672 in 2015, #706 in 2020 |
| Peak year | 2009 (444 boys) |
| Highest rank | #251 in 1891 |
| First recorded | 1880 |
| Boys vs girls (last 10 years) | 100% boys, 0% girls |
| Chance a classmate shares it | 0.2% in a class of 25 kids born in 2025 |
Jefferson counting every spelling
Social Security counts each spelling as its own name. Adding together the spellings that sound alike, the Jefferson family of names ranked #747 for boys in 2025 (#655 the year before), with 315 babies in all.
| Spelling | Boys in 2025 | Share |
|---|---|---|
| Jefferson | 298 | 95% |
| Jeferson | 17 | 5% |
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 Jefferson is most popular
Babies named Jefferson per 1,000 boys born in each state, 2021 to 2025. Darker means more common.
- Maryland: 0.9 per 1,000 (102 boys)
- Virginia: 0.5 per 1,000 (86 boys)
- New Jersey: 0.4 per 1,000 (80 boys)
- District of Columbia: 0.3 per 1,000 (5 boys)
- Georgia: 0.3 per 1,000 (83 boys)
Jefferson by decade
| Decade | Baby boys | Best rank |
|---|---|---|
| 1880s | 355 | #252 |
| 1890s | 291 | #251 |
| 1900s | 244 | #353 |
| 1910s | 1,039 | #420 |
| 1920s | 1,429 | #460 |
| 1930s | 908 | #538 |
| 1940s | 1,142 | #554 |
| 1950s | 1,738 | #514 |
| 1960s | 2,017 | #492 |
| 1970s | 2,165 | #462 |
| 1980s | 1,638 | #632 |
| 1990s | 2,359 | #627 |
| 2000s | 3,268 | #588 |
| 2010s | 3,789 | #609 |
| 2020s | 2,058 | #706 |
Boy names about as popular as Jefferson
Questions
- Is Jefferson a boy or girl name?
- Jefferson is mostly a boy name. Over the last 10 years, 100% of babies named Jefferson were boys.
- How popular is the name Jefferson?
- 298 baby boys were named Jefferson in the US in 2025, making it the 829th most popular boy name.
- When was Jefferson most popular?
- Jefferson peaked in 2009, when 444 boys were given the name. Its highest rank was #251 in 1891.
- How many people are named Jefferson?
- 24,440 babies have been named Jefferson in the US since 1880. We estimate about 18,428 of them are alive in 2026, with a median age of 27.
- Where is Jefferson most popular?
- From 2021 to 2025, Jefferson was most common in Maryland, at 0.9 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.