How Many People Are Named Isaak?
An estimated 4,170 people in the United States have the first name Isaak. It is almost exclusively a male name. The average bearer is 19 years old, and Isaak peaked in popularity in 2009 with 218 births that year.
Below you will find a full statistical profile of Isaak as a first name in the United States, including gender data, a year-by-year popularity timeline going back to 1880, a decade breakdown, and state-by-state birth registrations. You can also check how many people share the full name Isaak paired with any surname.
Estimated Living Americans
4,170
About 1 in 82,195 people in the U.S.
Rarity
Rare
Predicted Gender
Male
100.0% confidence
Average Age
19
years old
Peak Year
2009
218 births
Total Registered
4,223
since 1880
Gender Distribution for Isaak
Isaak is almost exclusively a male name. Out of 4,223 total births registered, 100.0% were male.
Isaak as a male name
Ranked #2,399 in 2024
58 male births in 2024
Peak: 2009 (218 births)
Isaak: Popularity Over Time
SSA records for Isaak span from the 1970s to the 2020s, covering 6 decades of naming data. The most popular decade for this name was the 2000s, when 1,880 babies were registered. Isaak has declined significantly from its peak in the 2000s. Recent registrations are a fraction of what they were at the name's height.
Isaak by Decade
How has Isaak tracked across different eras? The table below groups all SSA birth registrations into 10-year periods, with separate male and female counts. The colored bar shows each decade's share relative to the peak.
Isaak by State
Birth registrations for Isaak span all 25 states and territories in the SSA database. The highest counts are in California, Texas, Minnesota. The lowest are in North Dakota, North Carolina, Massachusetts. On average, about 99 Isaaks were registered per state.
Isaak + Last Name Combinations
How many people share a full name with Isaak as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Isaak
Other first names starting with I with a similar number of bearers.
Isaak: Questions and Answers
How many people in the U.S. are named Isaak?
We estimate approximately 4,170 people named Isaak are alive in the United States today. This is based on SSA birth records from 1880 to 2024, adjusted for mortality using CDC life tables. About 1 in 82,195 Americans share this first name.
Is Isaak a common name?
Isaak is classified as "Rare" and is more popular than 96.1% of all first names in the SSA database. A total of 4,223 births have been registered with this name since 1880.
When was Isaak most popular?
Isaak reached peak popularity in 2009, when 218 babies were given this name. The average age of a living person named Isaak is approximately 19 years old, reflecting when the name was most commonly given.
Is Isaak a male name?
Isaak is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Isaak Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Isaak Smith, Isaak Johnson, Isaak Williams. You can also search any combination on our homepage.
Where does this data come from?
Our estimates use Social Security Administration birth records (1880 to 2024), adjusted for survival using CDC 2023 life tables broken down by sex. The U.S. population figure (342,754,338) is from the Census Bureau's July 2025 estimate. Full methodology.
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