Zac Boy
How popular is Zac?
#3,180 boy name in 2025
37 baby boys were named Zac in the US in 2025, making it the 3180th most popular boy name.
Zac popularity over time
| Rank in 2025 | #3,180 for boys (▲ 153 from 2024) |
|---|---|
| Babies in 2025 | 37 boys |
| 10-year trend | Falling (-42% babies vs 2015) |
| Earlier ranks | #2,145 in 2015, #2,545 in 2020 |
| Peak year | 2014 (84 boys) |
| Highest rank | #1,777 in 2010 |
| First recorded | 1957 |
| Boys vs girls (last 10 years) | 100% boys, 0% girls |
| Chance a classmate shares it | 0.0% in a class of 25 kids born in 2025 |
Zac counting every spelling
Social Security counts each spelling as its own name. Adding together the spellings that sound alike, the Zack family of names ranked #1,062 for boys in 2025 (#1,005 the year before), with 175 babies in all.
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 Zac is most popular
Babies named Zac per 1,000 boys born in each state, 2021 to 2025. Darker means more common.
- California: 0.0 per 1,000 (44 boys)
- Florida: 0.0 per 1,000 (19 boys)
- New York: 0.0 per 1,000 (13 boys)
- New Jersey: 0.0 per 1,000 (5 boys)
- Texas: 0.0 per 1,000 (11 boys)
Zac by decade
| Decade | Baby boys | Best rank |
|---|---|---|
| 1950s | 5 | #3,992 |
| 1960s | 15 | #4,032 |
| 1970s | 100 | #2,416 |
| 1980s | 104 | #3,105 |
| 1990s | 110 | #3,733 |
| 2000s | 303 | #1,989 |
| 2010s | 692 | #1,777 |
| 2020s | 271 | #2,463 |
Boy names about as popular as Zac
Questions
- Is Zac a boy or girl name?
- Zac is mostly a boy name. Over the last 10 years, 100% of babies named Zac were boys.
- How popular is the name Zac?
- 37 baby boys were named Zac in the US in 2025, making it the 3180th most popular boy name.
- When was Zac most popular?
- Zac peaked in 2014, when 84 boys were given the name. Its highest rank was #1,777 in 2010.
- How many people are named Zac?
- 1,600 babies have been named Zac in the US since 1880. We estimate about 1,568 of them are alive in 2026, with a median age of 14.
- Where is Zac most popular?
- From 2021 to 2025, Zac was most common in California, at 0.0 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.