Jack Boy
How popular is Jack?
#15 boy name in 2025
8,748 baby boys were named Jack in the US in 2025, making it the 15th most popular boy name. Another 6 girls got the name (#13,204 for girls).
Jack popularity over time
Boys Girls
| Rank in 2025 | #15 for boys |
|---|---|
| Babies in 2025 | 8,748 boys, 6 girls |
| 10-year trend | Steady (+3% babies vs 2015) |
| Earlier ranks | #40 in 2015, #21 in 2020 |
| Peak year | 1927 (12,802 boys) |
| Highest rank | #11 in 2021 |
| First recorded | 1880 |
| Boys vs girls (last 10 years) | 100% boys, 0% girls |
| Chance a classmate shares it | 6% in a class of 25 kids born in 2025 |
Jack counting every spelling
Social Security counts each spelling as its own name. Adding together the spellings that sound alike, the Jack family of names ranked #16 for boys in 2025 (#18 the year before), with 9,467 babies in all.
| Spelling | Boys in 2025 | Share |
|---|---|---|
| Jack | 8,748 | 92% |
| Jake | 682 | 7% |
| Jak | 22 | 0% |
| Jac | 15 | 0% |
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 Jack is most popular
Babies named Jack per 1,000 boys born in each state, 2021 to 2025. Darker means more common.
- Vermont: 16.2 per 1,000 (102 boys)
- New Hampshire: 14.6 per 1,000 (324 boys)
- Wyoming: 12.8 per 1,000 (74 boys)
- Maine: 11.9 per 1,000 (230 boys)
- Massachusetts: 11.4 per 1,000 (1,566 boys)
Jack by decade
| Decade | Baby boys | Best rank |
|---|---|---|
| 1880s | 2,684 | #60 |
| 1890s | 4,635 | #35 |
| 1900s | 9,222 | #26 |
| 1910s | 49,526 | #21 |
| 1920s | 115,983 | #14 |
| 1930s | 96,396 | #14 |
| 1940s | 73,919 | #29 |
| 1950s | 62,387 | #48 |
| 1960s | 35,593 | #85 |
| 1970s | 18,562 | #129 |
| 1980s | 15,944 | #158 |
| 1990s | 37,501 | #52 |
| 2000s | 95,512 | #34 |
| 2010s | 85,695 | #19 |
| 2020s | 53,384 | #11 |
Boy names about as popular as Jack
Questions
- Is Jack a boy or girl name?
- Jack is mostly a boy name. Over the last 10 years, 100% of babies named Jack were boys.
- How popular is the name Jack?
- 8,748 baby boys were named Jack in the US in 2025, making it the 15th most popular boy name. Another 6 girls got the name (#13,204 for girls).
- When was Jack most popular?
- Jack peaked in 1927, when 12,802 boys were given the name. Its highest rank was #11 in 2021.
- How many people are named Jack?
- 759,677 babies have been named Jack in the US since 1880. We estimate about 426,794 of them are alive in 2026, with a median age of 24.
- Where is Jack most popular?
- From 2021 to 2025, Jack was most common in Vermont, at 16.2 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.