Izaak Boy
How popular is Izaak?
#2,990 boy name in 2025
41 baby boys were named Izaak in the US in 2025, making it the 2990th most popular boy name.
Izaak popularity over time
| Rank in 2025 | #2,990 for boys (▼ 514 from 2024) |
|---|---|
| Babies in 2025 | 41 boys |
| 10-year trend | Falling fast (-54% babies vs 2015) |
| Earlier ranks | #1,717 in 2015, #2,139 in 2020 |
| Peak year | 2011 (138 boys) |
| Highest rank | #1,250 in 2011 |
| First recorded | 1972 |
| 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 |
Izaak counting every spelling
Social Security counts each spelling as its own name. Adding together the spellings that sound alike, the Isaac family of names ranked #52 for boys in 2025 (#45 the year before), with 6,091 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 Izaak is most popular
Babies named Izaak per 1,000 boys born in each state, 2021 to 2025. Darker means more common.
- Connecticut: 0.1 per 1,000 (5 boys)
- Arizona: 0.0 per 1,000 (7 boys)
- Florida: 0.0 per 1,000 (20 boys)
- Indiana: 0.0 per 1,000 (6 boys)
- Texas: 0.0 per 1,000 (32 boys)
Izaak by decade
| Decade | Baby boys | Best rank |
|---|---|---|
| 1970s | 107 | #2,129 |
| 1980s | 86 | #3,097 |
| 1990s | 400 | #1,500 |
| 2000s | 1,048 | #1,269 |
| 2010s | 914 | #1,250 |
| 2020s | 334 | #2,038 |
Boy names about as popular as Izaak
Questions
- Is Izaak a boy or girl name?
- Izaak is mostly a boy name. Over the last 10 years, 100% of babies named Izaak were boys.
- How popular is the name Izaak?
- 41 baby boys were named Izaak in the US in 2025, making it the 2990th most popular boy name.
- When was Izaak most popular?
- Izaak peaked in 2011, when 138 boys were given the name. Its highest rank was #1,250 in 2011.
- How many people are named Izaak?
- 2,889 babies have been named Izaak in the US since 1880. We estimate about 2,841 of them are alive in 2026, with a median age of 18.
- Where is Izaak most popular?
- From 2021 to 2025, Izaak was most common in Connecticut, at 0.1 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.