How Many People Are Named Issiac?
An estimated 103 people in the United States have the first name Issiac. It is almost exclusively a male name. The average bearer is 24 years old, and Issiac peaked in popularity in 2006 with 13 births that year.
Below you will find a full statistical profile of Issiac 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 Issiac paired with any surname.
Estimated Living Americans
103
About 1 in 3,327,712 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
24
years old
Peak Year
2006
13 births
Total Registered
105
since 1880
Gender Distribution for Issiac
Issiac is almost exclusively a male name. Out of 105 total births registered, 100.0% were male.
Issiac as a male name
Ranked #10,126 in 2012
7 male births in 2012
Peak: 2006 (13 births)
Issiac: Popularity Over Time
SSA records for Issiac span from the 1980s to the 2010s, covering 4 decades of naming data. The most popular decade for this name was the 2000s, when 67 babies were registered. Issiac has declined significantly from its peak in the 2000s. Recent registrations are a fraction of what they were at the name's height.
Issiac by Decade
How has Issiac 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.
Issiac + Last Name Combinations
How many people share a full name with Issiac as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Issiac
Other first names starting with I with a similar number of bearers.
Issiac: Questions and Answers
How many people in the U.S. are named Issiac?
We estimate approximately 103 people named Issiac 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 3,327,712 Americans share this first name.
Is Issiac a common name?
Issiac is classified as "Very Rare" and is more popular than 65% of all first names in the SSA database. A total of 105 births have been registered with this name since 1880.
When was Issiac most popular?
Issiac reached peak popularity in 2006, when 13 babies were given this name. The average age of a living person named Issiac is approximately 24 years old, reflecting when the name was most commonly given.
Is Issiac a male name?
Issiac is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Issiac Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Issiac Smith, Issiac Johnson, Issiac 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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