Mack Boy
How popular is Mack?
#463 boy name in 2025
668 baby boys were named Mack in the US in 2025, making it the 463rd most popular boy name.
Mack popularity over time
Boys Girls
| Rank in 2025 | #463 for boys (▲ 35 from 2024) |
|---|---|
| Babies in 2025 | 668 boys |
| 10-year trend | Rising fast (+72% babies vs 2015) |
| Earlier ranks | #661 in 2015, #505 in 2020 |
| Peak year | 1942 (840 boys) |
| Highest rank | #96 in 1900 |
| First recorded | 1880 |
| Boys vs girls (last 10 years) | 100% boys, 0% girls |
| Chance a classmate shares it | 0.5% in a class of 25 kids born in 2025 |
Mack counting every spelling
Social Security counts each spelling as its own name. Adding together the spellings that sound alike, the Mack family of names ranked #314 for boys in 2025 (#328 the year before), with 1,077 babies in all.
| Spelling | Boys in 2025 | Share |
|---|---|---|
| Mack | 668 | 62% |
| Mac | 390 | 36% |
| Mak | 12 | 1% |
| Maik | 7 | 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.
Where Mack is most popular
Babies named Mack per 1,000 boys born in each state, 2021 to 2025. Darker means more common.
- Utah: 1.5 per 1,000 (142 boys)
- Minnesota: 1.1 per 1,000 (131 boys)
- Nebraska: 1.0 per 1,000 (44 boys)
- New Hampshire: 0.9 per 1,000 (21 boys)
- Iowa: 0.9 per 1,000 (64 boys)
Mack by decade
| Decade | Baby boys | Best rank |
|---|---|---|
| 1880s | 1,062 | #101 |
| 1890s | 1,370 | #108 |
| 1900s | 1,562 | #96 |
| 1910s | 3,892 | #150 |
| 1920s | 5,459 | #212 |
| 1930s | 4,636 | #233 |
| 1940s | 5,646 | #190 |
| 1950s | 4,212 | #310 |
| 1960s | 2,715 | #441 |
| 1970s | 1,741 | #572 |
| 1980s | 1,306 | #713 |
| 1990s | 1,019 | #1,011 |
| 2000s | 1,270 | #977 |
| 2010s | 3,200 | #583 |
| 2020s | 3,630 | #463 |
Boy names about as popular as Mack
Questions
- Is Mack a boy or girl name?
- Mack is mostly a boy name. Over the last 10 years, 100% of babies named Mack were boys.
- How popular is the name Mack?
- 668 baby boys were named Mack in the US in 2025, making it the 463rd most popular boy name.
- When was Mack most popular?
- Mack peaked in 1942, when 840 boys were given the name. Its highest rank was #96 in 1900.
- How many people are named Mack?
- 42,900 babies have been named Mack in the US since 1880. We estimate about 20,537 of them are alive in 2026, with a median age of 46.
- Where is Mack most popular?
- From 2021 to 2025, Mack was most common in Utah, at 1.5 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.